Pigmentation, skin

Last updated: Saturday, 22, January, 2011
CausesAppropriate Tests

Localised

Sunlight/ultraviolet exposure

  • Chloasma, especially
    • Oral contraceptive use
See also Photosensitivity

Pigmented lesions

  • Naevi
  • Melanoma
  • Basal cell carcinoma
  • Seborrhoeic keratoses
  • Café au lait spots
  • Tinea versicolor

Clinical assessment; skin biopsy.

 

 

See Neurofibromatosis
Skin scraping for fungal microscopy and culture.

Generalised

Metabolic, especially

Endocrine, especially

 


See under Adrenocortical insufficiency
ACTH

Drug reactions, especially

  • Busulphan
  • Bleomycin
  • Oral contraceptives
  • Amiodarone