Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Next revision
Previous revision
schimmelpfennig_feuerstein_mims_syndrome [2025/06/22 11:30] – Scott Larsonschimmelpfennig_feuerstein_mims_syndrome [2026/06/29 08:19] (current) – [Main Features] Scott Larson
Line 1: Line 1:
 ======Schimmelpenning-Feuerstein-Mims Syndrome ====== ======Schimmelpenning-Feuerstein-Mims Syndrome ======
 +a.k.a  Linear sebaceous nevus syndrome
 ====Main Features==== ====Main Features====
-  * Rare congenital neurocutaneous disorder +  * Congenital neurocutaneous disorder 
-  * Type of epidermal nevus syndrome +  * Subtype of epidermal nevus syndrome or "organoid nevus syndrome" 
-  * linear or systematized nevus sebaceus typically involving the scalp or face  +  * linear or systematized nevus sebaceus typically involving the scalp or face 
 +    * linear, waxy, alopecic plaque typically of the scalp or face 
 +    * 2.4% lifetime risk of malignant transformation 
 +  * **Classic Triad** 
 +    * Seizures 
 +    * Intellectual disability/developmental delay 
 +    * Hemimegalencephaly  
 +      * often ipsilateral to the cutaneous nevus 
 +      * gyral malformations, cortical dysplasia and neuronal heterotopias   
  
 ====Eye Findings==== ====Eye Findings====
-  * Coloboma +Many of these findings are part of the larger syndrome grouping of epidermal nevus syndromes 
 +  * Epibulbar (limbal) choristomas 
 +    * often complex containing lacrimal gland, adipose, cartilage and neural tissue 
 +  * Corneal dermoid 
 +  * Anisocoria 
 +  * Coloboma of eyelid, choroid and/or retina 
 +  * Optic nerve hypoplasia or atrophy 
 +  * Choroidal osteomas 
 +  * Peripapillary staphyloma  
 +  * Microphthalmia
   * Strabismus   * Strabismus
 +  * Ptosis 
 +  * Cortical visual impairment
 ====Other Findings==== ====Other Findings====
-  * Neurological 
-    * Seizures 
-    * Intellectual disability  
-    * structural brain defects 
   * Skeletal Defects   * Skeletal Defects
   * Cardiovascular defects   * Cardiovascular defects
Line 23: Line 39:
 ====Resources==== ====Resources====
   - [[https://pubmed.ncbi.nlm.nih.gov/37170693/|Hiroto O et al. Schimmelpenning-Feuerstein-Mims syndrome induced by HRAS Gly12Ser somatic mosaic mutation: Case report and literature review. J Dermatol. 2023;50(9):1213-1215]]   - [[https://pubmed.ncbi.nlm.nih.gov/37170693/|Hiroto O et al. Schimmelpenning-Feuerstein-Mims syndrome induced by HRAS Gly12Ser somatic mosaic mutation: Case report and literature review. J Dermatol. 2023;50(9):1213-1215]]
 +  - [[https://pubmed.ncbi.nlm.nih.gov/9082288/ | Shields JA et al. Ocular manifestations of the organoid nevus syndrome. Ophthalmology 1997;104(3):549-57]]
  
 {{tag>syndrome}} {{tag>syndrome}}