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Syndrome reference sheet
Generated 13 Oct 2026
Dermatology · Dermatology / Sweating disorders

Ross syndrome

Also known as: Segmental anhidrosis with tonic pupil and areflexia

Progressive segmental anhidrosis, tonic pupil and hyporeflexia.

Medical specialty
Dermatology
Subspecialty
Dermatology / Sweating disorders
Sex & age distribution
Male: affected; Female: affected, female predominance; Children: rare
Gene(s) involved
None recorded

Etiology & mechanism

Selective autonomic degeneration of cholinergic fibers.

Gene(s) involved (0)

No gene recorded.

Symptoms & signs (4)

compensatory hyperhidrosishyporeflexiasegmental anhidrosistonic pupil
SyndromeScope — educational reference. Content is model-generated and not clinically verified; always confirm against OMIM, Orphanet and GeneReviews before clinical use.