g. While a slightly asymmetrical presentation is common, a complex and large disease. The child was not referred to neurosurgery and was without neurological symptoms at her 4-year-old well-child check. A pilonidal cyst is a cyst-like structure that develops in the upper portion of the crease between the buttocks. whereas pseudotails are surface manifestations of underlying abnormal structures, e. The American Society of Colon and Rectal Surgeons recommends that flap-based procedures be considered in the setting of complex and recurrent pilonidal disease. -Parvovirus B19. In general, non-genital recurrences of HSV are treated the same as genital recur-. The ellipse bearing the pilonidal disease was excised and. while an active, advancing, raised border remains. Physical therapy exercises can help, although some people need other interventions. Treatment of a gluteal injury depends upon the type of the trauma. Asymmetric Y-shaped gluteal cleft that is moderately associated with spinal dysraphism except if present with other lesions. They are the second most common congenital disability after congenital heart defects [ 1 ]. It extends from sacral level S3 or S4 and ends just inferior to the apex of the sacrum, at the level of the anus. Closed spinal dysraphism (CSD) (also known as occult spinal dysraphism or spina bifida occulta) is characterized by failure of fusion of the vertebral bodies due. We would like to show you a description here but the site won’t allow us. This can cause problems starting around age 2-3 (potty training age) is when parents start to see some signs. View article titled, Lumbosacral Nevus Simplex in a Newborn Girl with an Asymmetrical Y-Shaped Gluteal Cleft Open the PDF for in another window Topics: congenital. Treatment options are extensive but most often include incision and drainage with. This type of back dimple is directly superficial to the two sacroiliac joints, where the sacrum attaches to the ilium of the pelvis. The purpose of this study was to illustrate the spectrum of solitary gluteal lesions in children. Intertrigo occurs more easily in environments that are hot and humid. evaluation of a Y-shaped gluteal cle . I can’t help but worry!!! View article titled, Lumbosacral Nevus Simplex in a Newborn Girl with an Asymmetrical Y-Shaped Gluteal Cleft Open the PDF for in another window Topics: congenital abnormality , cysts , magnetic resonance imaging , salmon patch , skin manifestations Y shaped gluteal waiting for scan | BabyCentre. Inverse psoriasis lesions were identified in the axilla, inguinal crease, gluteal cleft, genitalia, and umbilicus. Body habitus may contribute to additional intertriginous sites, such as inframammary skin and. In this procedure, a doctor will remove any hair or hair follicles from the cyst and. This is a Y-shaped deformation on the chin with an underlying bony peculiarity. Aju1985. If psoriasis affects the gluteal cleft, the skin can appear. Hospital bag checklist. 29: Hypospadias: Gluteal asymmetry: CM ends at L2-3: N/A: No clinical TCS: Female/10. 9 became effective on October 1, 2023. Had our first well check today and a scheduled ultrasound. gallstones, kidney stones, liver disease, diseases of the female reproductive, and. Surgical technique. The anatomy of the gluteal cleft in patients affected by PSD is dependent on the amount of gluteal fat and muscle and on the extent of disease on the vertical and horizontal axis. shfkekhre. a. #5. In association with other OSD associated congenital abnormalities like CEARMSBaby movements week by week. My middle child has one and I know quite a bit about them now. Affected individuals. Indications for imaging included isolated dimple in 235 patients (45%), asymmetrically deviated gluteal cleft in 43 (8%), symmetrically deviated (Y-shaped) gluteal cleft in 38 (7%), hemangioma in. Apr 24, 2016 at 7:40 PM. May 6, 2021 at 5:44 AM. With infection, the area becomes red, tender and the drainage (pus) will have a. Coccydynia is a common condition that is known to be difficult to evaluate and treat. Kaitlin N. S. September 2014. This technique preserves the area contour and better preserves location and shape of gluteal cleft compared to other designs. It is almost Y shaped at the top - pic attached I hope. deep natal cleft; increased hair density in the natal cleft region; family history; Symptoms. The 2024 edition of ICD-10-CM Q82. Hi moms! I am a FTM with 2 week old. News & World Report Signs and symptoms may include weakness or numbness in the legs and bladder or bowel incontinence. P83 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail. Feb 4, 2023 at 3:55 PM. 5cm · >5mm diameter · Not midline in location · Base not visible (Schenk, 2006) Return to Referral and Diagnosis Return to Surgery and Follow-up Simple Sacral Intragluteal Dimple Dimple within a symmetric gluteal crease AND less than 5 m i nd a etrWITH h sc u abno m l it es A soc ia t. "As the pain worsens, and compensatory patterns increase, a positive feedback cycle can form which worsens the gluteal imbalance and worsen the pain," he says. Generally, the phalanges of the. Fingers bordering the cleft may show clinodactyly, camptodactyly, or syndactyly and are sometimes hypoplastic or completely missing. 2-7. The cleft lift is an excellent operation for pilonidal disease. while you wait for your appointment as you are only going to find the horror stories as most babies with this have no symptoms and it is normal so are not documented on the internet. Use super vision! Ultrasound can visualize the underlying structures in children less than 3 months of age. However, imaging. Spinal dysraphism refers to a group of congenital spinal anomalies resulting from incomplete closure of the neural tube early in fetal life. A HV mentioned it a while back but said not to worry. The history will provide the thoughts of pilonidal disease in the 1800s. 6). Tinea cruris is another name for jock itch. J Cutan Pathol. Created for people with ongoing healthcare needs but benefits. Keep the area clean and dry, using an ointment like for diaper rash, then an absorbent powder, if necessary. Figure 1. A paddle is placed on the lateral side of the operative leg at about midcalf level to protect the leg. With this infection, your skin may. News & World ReportThe cleft lift flap , also known as the Bascom procedure, is designed to “lift” the concavity of the natal cleft and create an incision that is closed off midline (Fig. It is currently hypothesized to be an acquired condition with local penetration of hair follicles and debris in stretched intergluteal pores. Sacral epidermal anomalies include dimples, tracts, lipomas, hemangiomas, and tufts of hair and may be associated with a neural tube defect, such as spina bifida. published in BMC Musculoskeletal Disorders have added to the weight of evidence supporting association between gluteal pain and lumbar disc hernia. 49. Gluteus minimus is the smallest muscle of the glutei. A laryngeal cleft (or laryngotracheal cleft) is an abnormal opening between the larynx and the esophagus through which food and liquid can pass through the larynx into the lungs. He underwent elective spinal cord detethering via the safe and e ective, He underwent elective spinal cord detethering via the safe and e ective, Although there is a low incidence of TCS in neonates with simple dimple and deviated gluteal fold (DGF), the optimal diagnostic workupfor these infants remains unclear. More Information. This is the American ICD-10-CM version of Q82. Pilonidal disease begins as loose body hairs get caught in these pores and find their way under the skin. Figure is available in color online only. This is the American ICD-10-CM version of M85. Introduction. Table of Contents 2021 - 42 (10) Lumbosacral Nevus Simplex in a Newborn Girl with an Asymmetrical Y-Shaped Gluteal Cleft. 9 may differ. This gap allows food, liquid, and saliva to pass through the larynx into the lungs. 2021 Oct; 42 (10):e41-e44 View PubMed; Vork DL, Shah KK, Youssef MJ, Wieland CN. The vast majority of babies diagnosed with a laryngeal cleft are born with this condition. The following code (s) above S13. Case Description: We present a case of a 6-month-old male with a low-lying conus medullaris, lumbar syrinx, mildly abnormal urodynamic studies, and asymmetric utilization of his lower extremities observed during the [email protected]. With thousands of award-winning articles and community groups, you can track your. Lumbosacral Nevus Simplex in a Newborn Girl with an Asymmetrical Y-Shaped Gluteal Cleft. Incision and drainage. Gluteal pain are occurs mostly due to overuse of muscle pain to minor muscle strains or infections or injuries, there are too many causes of pain that require proper diagnosis and treatment and mostly relieved with rest, medical treatment, and Physiotherapy exercises. read more. I don’t mean to scare you. He did great & slept through the whole thing. J Cutan Pathol. In addition, the ink can mask common symptoms of skin cancer like moles that change. A full thickness skin flap is mobilized across the gluteal cleft to create an off-midline closure (Fig. Following clinical. The gluteal region and posterior thigh contain various blood vessels and nerves that supply the muscles, bones, and skin of the region. The symptoms of deep gluteal syndrome are usually caused by the muscles, bones, or other parts of your gluteus pushing on the nerves in that part of your body, including the sciatic nerve. We'd never heard of it before. Y-shaped creases could be quite distinct with long upper creases or barely visible with short upper creases. 9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. It is the most common site of intra. Access records and results, view and pay bills, request prescription renewals, and request appointments. 17, 2023. Of patients undergoing screening for OSD as part of cutaneous stigmata identification, up to 8% had asymmetric gluteal cleft deviation and 7% presented. The MyChart Patient Portal is an online tool that provides medical information about care provided at Johns Hopkins All Children’s and connects you to your health care team. If the base could not be seen, this would be called a coccygeal pit. The Bascom cleft lift closure involves excision of the skin and sinus tracts and mobilization of a skin flap across the gluteal cleft. Children with sacral agenesis have characteristically flattened buttocks with a shallow gluteal cleft, a palpably absent coccyx, and distal leg wasting described as an “inverted champagne bottle” appearance . Doctoral Degree. One of the strangest places Dr. Brachycephaly, prominent parietal eminences, facial asymmetry, blepharophimosis with upslanting eyes, abnormally shaped pinnas, asymmetric chest, long trunk, Y-shaped gluteal cleft, anteriorly displaced anus, clinodactyly, deep furrow and increased space between first and second toes, central and peripheral hypotonia,. Here are some of the most common symptoms of herpes on the buttocks: skin feels itchy or burns before bumps or blisters appear. Ranked among the best in the nation by U. Typical dimples are found at the skin on the lower back near the buttocks crease. 14,15 In the present study,we focused on these low-risk lesions, examining the roleof,validityof, and needforhigh-quality USexamination inaffectedinfants. Asymmetric Y-shaped gluteal cleft that is moderately associated with spinal dysraphism except if present with other lesions. Is in the shape of a fan located in the posterior pelvis, on both sides and connects the sacrum to the iliac tuberosities. Sacral epidermal anomalies include dimples, tracts, lipomas, hemangiomas, and tufts of hair and may be associated with a neural tube defect, such as spina bifida. If the base could not be seen, this would be called a coccygeal pit. My son is two and…Butt psoriasis causes itching, cracking, scaly, and bleeding skin on your buttocks, gluteal cleft ("crack") anus, and pubic area. In our opinion, an MRI scan should be performed at 6 months of age in every children with lumbar or perineal hemangioma regardless the lesion size, neurological symptoms or the ultrasound results. 9 - other international versions of ICD-10 Q35. As the tittle says I am currently waiting on a back scan for my little man hes 14 weeks old hes got a y shaped gluteal cleft, it feels dead boney where this is. My 2 months old son has a y shaped cleft that her pediatrician noticed at 2 weeks appointment and noted to check it again at 2 months appointment. A pilonidal cyst (intergluteal pilonidal disease) is a skin condition caused by local inflammation of the superior midline gluteal cleft, which may progress to a local abscess or fistula. A review of 5 cases described a characteristic clinical presentation of a butterfly-shaped bilateral gluteal cleft lesion on most patients. Hypertrichosis exists in a ring around the appendage and is especially prominent in and around. Dimples that may require further investigation are those that are large. The risks of these spinal problems increase if the sacral dimple is accompanied by a nearby tuft of hair, skin tag or lump, and certain types of skin discoloration Variation in initial management of neonatal lumbosacral findings by clinicians in the BORN Network was seen most often for deviations of the gluteal crease, flat vascular macules, and coccygeal hair. These are referred to as duplicated or asymmetric or Y-shaped clefts or creases (Fig. Youssef, Seth W. At 2 week app pediatrician said baby has a y shaped butt crack which could be a indicator of spina bifida or tethered cord. might be a staph infection. The 2024 edition of ICD-10-CM P83 became effective on October 1, 2023. k. He underwent elective. Pilonidal disease refers to a subcutaneous infection occurring in the upper half of the gluteal cleft. above the gluteal cleft. Spina bifida is a birth defect that occurs when the spine and spinal cord don't form properly. Subcutaneous lipomas. 1 ): Medially: intergluteal crease, sacrum, and coccyx (sacral triangle, also known as V-shaped crease) Superiorly: posterior-superior iliac spine (PSIS), iliac crest. Hey Ladies As the tittle says I am currently waiting on a back scan for my little man hes 14 weeks old hes got a y shaped gluteal cleft, it feels dead boney…Indications for imaging included isolated dimple in 235 patients (45%), asymmetrically deviated gluteal cleft in 43 (8%), symmetrically deviated (Y-shaped) gluteal cleft in 38 (7%), hemangioma in. Its limits are (Fig. If the base could not be seen, this would be called a coccygeal pit. Don't wait! ---- While this may be a staphylococcal infection, there is no guarantee. Ahn, Molly J. Y Gluteal Cleft. Epidermoid cyst. Mar 18, 2018 · Y shaped gluteal waiting for scan. If a sacral dimple is paired with other symptoms such as bruising, tufts of hair or skin tags, it could be a sign of a spinal condition. Vascular loop is around the filum. poor form while exercising. Figure 1. There is a necessity for detailed embryological knowledge for a better. Yes my son has that. The association of clinical symptoms with each of the specific subtypes of OSD is not well un-derstood. This is a Y-shaped deformation on the chin with an underlying bony peculiarity. 89. congenital abnormality, cysts, magnetic resonance imaging, salmon patch, skin manifestations, spinal cord, spinal dysraphism, tethered cord syndrome, ultrasonography, lower. NO BIGGIE, unless it's really deep, which you didn't mention. Pediatr Rev. Gluteal cleft. I've never heard of such a thing before he was born. Clinical symptoms associated with spinal dysraphism. Posted 25-01-18. 621 may differ. In children, symptoms may include lesions, hairy patches, dimples, or fatty tumours on the lower back; foot and spinal deformities; weakness in the legs; low back pain; scoliosis; and incontinence. Includes. Gluteal muscle contracture (GMC), as the name suggests, is a clinical syndrome characterized by the contracture of gluteal muscles, iliotibial band (ITB), and related fascia, in severe cases hip external rotators and rarely hip joint capsule [ 1 – 3 ]. g. 90. Gently tucking your pelvis and driving your heels into the floor, lift hips straight up toward ceiling. 4). Sacral dimples are relatively common, occurring in 2-4% of newborn infants. Common triggers include trauma, infection, and certain medications. Pus or blood leaking from an opening in the skin. 58% of patients had tried local injections of steroids and/or anestheticsprior to surgery. 5 × 1-cm lumbosacral skin appendage (black arrow), slightly to the left of midline, plus a y-shaped gluteal cleft. Now I’m freaking myself out because everything you see on google says tethered spinal cord. 3 specifies sacral and coccyx. Design: Before-and-after trial. Cranial defects include anencephaly, exencephaly, and encephalocele. Sacral dimples. The hip joint is the most stable joint in the body and is supported by a very strong capsule and several. Abstract. Acral localized acquired cutis laxa as presenting sign of underlying systemic amyloidosis. Scientists don’t know for sure what causes sacral dimples, but it may be genetic. Cleft palate, unspecified. 4 may differ. Myalgia is pain in muscles, and since your Dr. This is not noticed when your child has on clothing. 6 became effective on October 1, 2023. I’ve noticed my baby has a Y shaped cleft on her bottom. the gluteal cleft area. A pilonidal cyst is a cyst-like structure that develops in the upper portion of the crease between the buttocks. In children, symptoms may include lesions, hairy patches, dimples, or fatty tumours on the lower back; foot and spinal deformities; weakness in the legs; low back pain; scoliosis; and incontinence. Pregnancy was complicated by maternal obesity, mild intermittent asthma, hyperthyroidism, allergic rhinitis, anemia, and sickle cell trait. On the underside of the belly or breasts. This rash may burn or itch. The intergluteal cleft (a. Sign in to MyChart. The 2024 edition of ICD-10-CM L30. Patients acquire the disease after incurring an injury near the tailbone, usually from repetitive sitting or a fall. z. 161 may differ. a patch of hair by the dimple. Download MyChart to connect with your care team. 1 We present an unusual case of verrucous porokeratosis presenting as a unilateral single. 6 may differ. 419 - other international versions of ICD-10 M67. The patient has an unusual sacral crease and sacral dimple. S. They consist of sketching a design in the medial area near the intergluteal cleft without exceeding the upper limit of this cleft and without going below the infragluteal fold. Hypertrichosis. Gluteal muscles, located on the back of the hip (buttocks) The adductor muscles on the inner thigh bring the leg back to the center when out to the side; The. Rarely, they can be indicative of underlying spinal defects. Gregory. At her check up her doctor noticed that she has a y shaped gluteal crease. Symptoms are usually minimal, but mild to severe. With an overall success rate of 96. Y Gluteal Cleft. 4,437 satisfied customers. Furuncle is a dome-shaped skin lesion caused by an infection. Cleft hand, otherwise referred to as ectrodactyly or colloquially as "split hand," is defined as a central longitudinal deficiency expressed as suppression of bone and soft tissues in the central elements of the hand, including the index, middle, and ring fingers. Y shaped gluteal cleft. The size of the defect ranged between 3. The patient has an unusual sacral crease and sacral dimple. OBJECTIVE. Pain or tingling the legs or back Y shaped gluteal cleft. A labral tear is an injury to the tissue that holds the ball and socket parts of the hip together. swelling in the area. 3 Our preferred flap repair is the rhomboid or Limberg flap which aims to create a tension-free tissue flap that flattens the gluteal cleft. The authors gathered clinical illustrations of gluteal cleft wounds and conducted a literature search as a basis for presentation to conference attendees, with the goal of gaining consensus. 75 may differ. Q71. A sacral dimple. R. The inferior gluteal nerve is a motor nerve responsible for the motor activity of the gluteus maximus muscle. B: Sagittal unenhanced. , hemangiomas /vascular malformations, hyrpertrichosis. Sometimes called the Cleft procedure, this surgery removes all the skin covering the involved area. • Although most lesions occur in the midline, eccentric lesions are not in Indications for imaging included isolated dimple in 235 patients (45%), asymmetrically deviated gluteal cleft in 43 (8%), symmetrically deviated (Y-shaped) gluteal cleft in 38 (7%), hemangioma in 28 (5%), other isolated cutaneous stigmata (subcutaneous lipoma, vestigial tail, hairy patch, and dysplastic skin) in 31 (6%), several of the above. I'm looking for advice on whether to seek an expert opinion or wait it out in regards to the possibility of a tethered spinal cord. The distinctive anatomic and radiologic features are discussed. less than 20 minutes in duration. A common treatment method for pilonidal cysts and abscesses is incision and drainage. Donor sites are closed primarily without tension in a V-Y fashion. Gluteal tendinopathy is a type of tendon disorder in your hips and buttocks area (gluteal region). These DTI patterns have been seen in patients who have undergone surgery, as well as in obese patients who probably find it difficult to fully offload onto lateral positions. They don't usually cause problems or need treatment unless they get infected. Q82. Attachments: Originates from the gluteal (posterior) surface of the ilium, sacrum and coccyx. Congenital dermal sinus is an uncommon form of cranial or spinal dysraphism. Gluteal Muscles. Hey Ladies. March 2017. 419 became effective on October 1, 2023. The 2024 edition of ICD-10-CM S13. The superficial muscles in the gluteal region consist of the three glutei and the tensor fascia lata. Abstract. 2020 Nov; 47 (11):1050-1053 Epub 2020 Sept 10 View PubMed A 1-day-old girl is seen for routine care in the newborn nursery. Posted 06-05-18. The superior tip of the intergluteal cleft. Hi. Ultrasound imaging (USI) provides a visual means to explore muscle thickness throughout movement; however,. Signs and symptoms of gluteal injuries include swelling, bleeding, and inflammation. At her check up her doctor noticed that she has a y shaped gluteal crease. A 63-year-old male with a 20-year history of a chronic, recurrent sacrococcygeal pilonidal cyst was referred to our outpatient clinic. Erythema intertrigo. Is composed mainly of collagen fibres, it is strong enough to support. Jock itch causes an itchy, stinging, burning rash on the skin around your groin, inner thighs and butt crack (gluteal cleft). Other granulomatous conditions occurring in the gluteal cleft such as Crohn’s disease, mycetoma, perianal tuberculosis and syphilitic granuloma can present similarly to PSD. It is mostly associated with drug overdose, alcohol intoxication and prolonged immobilization. 6 - Congenital sacral dimple. A possible way to alleviate symptoms caused. The gluteal cleft is protected with Ioban dressing, and the sterile field is draped out from the lumbar spine to the distal thigh ∼2-3 cm above the knee. At our 2 week appointment yesterday, our doctor pointed out that LO has a Y shaped crease above his bottom. Included in these groups were several variations. 15 result found: ICD-10-CM Diagnosis Code M76. and asymmetric utilization of his lower extremities observed during the evaluation of a Y-shaped gluteal cleft. In cases of isolated bifid uvula, and in cases of submucous cleft palate without hypernasality, no surgical intervention is needed. My 2 months old son has a y shaped cleft that her pediatrician noticed at 2 weeks appointment and noted to check it again at 2 months appointment. It is also known as the “butt crack” and “intergluteal cleft. October 01, 2021Signs & Symptoms. specific or general. The depth of gluteal cleft varies and depend upon the developed gluteal muscles. Leopold, Edward S. Case Description: We present a case of a 6-month-old male with a low-lying conus medullaris, lumbar syrinx, mildly abnormal urodynamic studies, and asymmetric utilization of his lower extremities observed during the evaluation of a Y-shaped gluteal cleft. Because of this, any condition affecting your spinal cord or spinal nerves can cause symptoms that affect dermatomes. k. By Perrine Juillion / October 25, 2019. ICD-10-CM Diagnosis Code M76. 8 became effective on October 1, 2023. This is the American ICD-10-CM version of Q82. Genital psoriasis can be very uncomfortable and even embarrassing. 2 Further diagnostics is compulsory once any of the alarm symptoms (Table 1) are present. A dimple above the gluteal crease (the crease in the buttocks) Long hair (longer than 1 inch) growing on the back over the spine. This is not noticedBackground Much research has focused on quantifying the bony characteristics of patients with developmental dysplasia of the hip (DDH). Pilonidal disease is usually found at the upper end of the gluteal cleft, but has been reported as a painless papule or nodule on the vulva, particularly in the area around the clitoris,. Actively look for concerning findings. symptoms and treatment of ectopic pregnancy. The two major types of spinal dysraphism are based on the appearance, i. But walking and some mild stretching can bring them back to life fairly quickly. The intergluteal cleft or just gluteal cleft, also known by a number of synonyms, including natal cleft, butt crack, and cluneal cleft, is the groove between the buttocks that runs from just below the sacrum to the perineum, so named because it forms the visible border between the external rounded protrusions of the gluteus maximus muscles. Keep the skin of the diaper area clean and dry. , lipomas, teratomas, etc. Apr 10, 2017. Abduction and external rotation along with a limited flexion and adduction of affected hip. These DTI patterns have been seen in patients who have undergone surgery, as well as in obese patients who probably find it difficult to fully offload onto lateral positions. Given the new onset of symptoms, it is likely that the boy is experiencing some symp-toms attributable to tethering secondary to the split cord malformation. ADHD Symptoms in Adults. 7 is the optimally attractive figure for a woman. The y shaped gluteal cleft and a tuft of hair can both be signs of a tethered spinal cord. The vertical line starts from sacrum to the perineum. (Y-shaped) gluteal cleft, “other isolated cutaneous stigmata,” a combination of 2 or more of any of the cutaneous markers listed above (“multiple cutaneous stigmata”), or a. 0. Fetal development chart. Symptoms of an infected pilonidal cyst include: A pit near the top of the buttocks crease. a birthmark in the area. Gluteal cleft deviation, although seemingly specific, contains a spectrum of definition ranging from minimal physiologic asymmetry to significant deviation with associated asymmetric glutes . A butterfly- shaped rash across your nose and cheekPediatrician. The typical V-shaped lobster-claw deformity of the feet in the same infant. The words literally mean “hidden split spine. Author pages are created from data sourced from our academic… show moreThe symptoms of TSC include back pain, leg weakness,. Gluteus Maximus are a group of muscles. OSD as part of cutaneous stigmata identification, up to 8% had asymmetric gluteal cleft deviation and 7% presented with Y-shaped gluteal cleft, 45. Hair and other debris from skin or clothing can lodge in the pores. Around the anus. Diagnosis. little man has a duplicated gluteal cleft. This is the American ICD-10-CM version of M76. Soft-tissue caudal appendage plus bony caudal prominence in a male infant. The disorder causes the tendon tissue to break down or deteriorate. It is a visible border separating ass into two parts. It separates the two glutes (and the buttocks) from each other and extends downwards from the third or the fourth sacral spine, deepening as it goes inferiorly. Usually occur in combination of other masses, e.