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Cutaneous Signs of Dysraphism
Aka: Cutaneous Signs of Dysraphism, Cutaneous Signs of Spinal Dysraphism, Spinal Meningocele Dermatologic Findings, Skin Markers of Spinal Dysraphism
- See Also
- Spinal Dysraphism
- Newborn Skin Exam
- Cutaneous Signs of Rheumatic Disease
- Epidemiology
- Dermatologic signs seen in 50-90% of Spinal Dysraphism
- Skin findings may be only signs of occult lesion
- Findings
- High Risk Findings (Lumbosacral MRI is preferred imaging modality)
- Midline Lipoma
- Dermal sinus
- Appears as large midline dimple above gluteal crease
- Do not probe dimple
- Moderate risk findings (Lumbosacral MRI or Ultrasound)
- Aplasia Cutis Congenita
- Atypical sacral dimple
- Gluteal furrow is deviated to one side
- Low risk findings (1 present: Consider Ultrasound; 2 present is a high risk finding)
- Hypertrichosis
- Midline Hemangioma (e.g. sacral Hemangioma)
- Mongolian Spot
- Nevus Simplex
- Port wine stain
- Small sacral dimple (normal if within gluteal crease or simple as described below)
- Findings: Sacral Dimple
- Simple sacral dimples do not require additional evaluation
- Shallow sacral dimple <0.5 cm in diameter AND
- Within 2.5 cm from anal verge
- And no hairy patches or Hemangiomas
- Further evaluate sacral dimples that do not meet these criteria or other midline defects
- Ultrasound for Spinal Dysraphism by 3 months of age is typical but is controversial as it may not change management
- Chem (2012) J Neurosurg Pediatr 9(3): 274-9 [PubMed]
- Evaluation
- See Spinal Dysraphism
- References
- Drolet (2004) Dermatol Clin 16(3): 447-53 [PubMed]
- Guggisberg (2004) Arch Dermatol 140(9):1109-15 [PubMed]