dwarfism (nanism)

Introduction

Condition of being abnormally small.

Etiology

• growth hormone deficiency
• nutritional deficiency
• renal insufficiency
• osteochondrodysplasia

Laboratory

• serum growth hormone

Radiology

• whole body X-ray in affected newborns

Management

• treat underlying etiology

More general terms

• chronic endocrine disease
• developmental bone disorder

More specific terms

• Cockayne syndrome
• dyssegmental dysplasia Silverman-Handmaker type (DDSH)
• Jansen-type metaphyseal chondrodysplasia
• Laron dwarfism; pituitary dwarfism 2; Laron-type pituitary dwarfism 1 (LTD1); Laron syndrome (LS)
• mesomelic dwarfism
• metatropic dwarfism type 2 (Kniest dysplasia, Kniest syndrome)
• microcephalic osteodysplastic primordial dwarfism
• Mulibrey nanism (muscle-liver-brain-eye nanism, pericardial constriction & growth failure)
• trichothiodystrophy (TTD)

Additional terms

• short stature