title: [Ocular features of multiple endocrine neoplasia type 2b].
abstract: OBJECTIVE
  To analyze the ocular features of multiple endocrine neoplasia type 2b (MEN 2b).
  
  
  METHODS
  Three cases with MEN 2b were reviewed and their ocular features analyzed.
  
  
  RESULTS
  All patients had medullary thyroid carcinoma and thickened corneal nerve fibers. Adrenal pheochromocytoma, oral mucosal neuroma, marfanoid body habitus, eyelid nodule and conjunctival nodule were found in two patients. And iris nodule was found in one patient.
  
  
  CONCLUSIONS
  The most common ocular manifestations of MEN 2b is thickened corneal nerve fibers.
authors.affiliation: Department of Ophthalmology, Chinese Academy of Medical Sciences, Beijing, China.
authors.forename: Zhi-qiao
authors.initials: ZQ
authors.lastname: Zhang
authors.forename: Xiao-wei
authors.initials: XW
authors.lastname: Liu
authors.forename: Fang-tian
authors.initials: FT
authors.lastname: Dong
mesh_terms: D000293:Adolescent; D000328:Adult; D003315:Cornea / Q000294:innervation / Q000473:pathology*; D005123:Eye / Q000473:pathology*; D005260:Female; D006801:Humans; D008297:Male; D018814:Multiple Endocrine Neoplasia Type 2b / Q000473:pathology*; D012189:Retrospective Studies; D055815:Young Adult