• CDC News
  • Adult Immunization
  • Hepatology
  • Rare Disorders
  • Pediatric Immunization
  • Weight Management
  • Screening
  • Psychiatry
  • Allergy
  • Women's Health
  • Cardiology
  • Pediatrics
  • Kidney Disease
  • Dermatology
  • Endocrinology
  • Pain Management
  • Gastroenterology
  • Geriatrics
  • Infectious Disease
  • Orthopedics
  • Obesity Medicine
  • Rheumatology
  • Technology
  • Oncology
  • Nephrology
  • Neurology
  • Pulmonology

Myopathy Followed by Rash in a Young Boy: Classic Signs?

Poll

A 5-year-old boy had pain and weakness in his legs and had trouble climbing stairs. He had a dramatic rise in CPK followed by erythematous papules on the hands, as shown, and a rash around the eyelids. Which diagnosis is most likely?

A 5-year-old boy was having difficulty in walking up stairs; he complained of pain and weakness in both legs. His CPK had risen from 1252 U/L to 1400 U/L in 2 weeks. His CBC was normal. Two months later, these papules developed over his proximal and distal interphalangeal and metacarpophalangeal joints along with an erythematous rash around the eyelids.

Which diagnosis is most likely?

A. Duchenne muscular dystrophy
B. Viral myositis
C. Juvenile dermatomyositis
D. Becker muscular dystrophy
Related Videos
Related Content
© 2025 MJH Life Sciences

All rights reserved.