From Wikipedia, the free encyclopedia
Johnson–Munson syndrome
Other namesAphalangy-hemivertebrae-urogenital-intestinal dysgenesis syndrome

Aphalangy, hemivertebrae and urogenital-intestinal dysgenesis is an extremely rare syndrome, described only in three siblings. [1] It associates hypoplasia or aplasia of phalanges of hands and feet, hemivertebrae and various urogenital and/or intestinal abnormalities. Intrafamilial variability is important as one sister had lethal abnormalities ( Potter sequence and pulmonary hypoplasia), while her affected brother was in good health with normal psychomotor development at 6 months of age. Prognosis seems to depend mainly on the severity of visceral malformations. Etiology and inheritance remain unknown. [2] [3]

References

  1. ^ Johnson VP, Munson DP (Nov 1990). "A new syndrome of aphalangy, hemivertebrae, and urogenital-intestinal dysgenesis". Clin. Genet. 38 (5): 346–52. doi: 10.1111/j.1399-0004.1990.tb03593.x. PMID  2282714. S2CID  21449287.
  2. ^ Johnson Munson syndrome at NIH's Office of Rare Diseases
  3. ^ Bruno Dallapiccola; Alessandro Castriota-Scanderbeg (2005). Abnormal Skeletal Phenotypes: From Simple Signs to Complex Diagnoses. Springer. p. 188. ISBN  3-540-67997-9.

External links


From Wikipedia, the free encyclopedia
Johnson–Munson syndrome
Other namesAphalangy-hemivertebrae-urogenital-intestinal dysgenesis syndrome

Aphalangy, hemivertebrae and urogenital-intestinal dysgenesis is an extremely rare syndrome, described only in three siblings. [1] It associates hypoplasia or aplasia of phalanges of hands and feet, hemivertebrae and various urogenital and/or intestinal abnormalities. Intrafamilial variability is important as one sister had lethal abnormalities ( Potter sequence and pulmonary hypoplasia), while her affected brother was in good health with normal psychomotor development at 6 months of age. Prognosis seems to depend mainly on the severity of visceral malformations. Etiology and inheritance remain unknown. [2] [3]

References

  1. ^ Johnson VP, Munson DP (Nov 1990). "A new syndrome of aphalangy, hemivertebrae, and urogenital-intestinal dysgenesis". Clin. Genet. 38 (5): 346–52. doi: 10.1111/j.1399-0004.1990.tb03593.x. PMID  2282714. S2CID  21449287.
  2. ^ Johnson Munson syndrome at NIH's Office of Rare Diseases
  3. ^ Bruno Dallapiccola; Alessandro Castriota-Scanderbeg (2005). Abnormal Skeletal Phenotypes: From Simple Signs to Complex Diagnoses. Springer. p. 188. ISBN  3-540-67997-9.

External links



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