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Gastro Exam

The Lips

November 26th, 2019


Examination of the lips may provide valuable insights into a patient's nutritional and immune status. Localised pathology may also be picked up by examining the lips.

Angular Cheilitis

  • Look For

  • Inflammation of the lips that radiates from the corners of the mouth.
  • Causes of Angular Cheilitis

  • Infection - Candida, Staph aureus
  • Contact / atopic dermatitis
  • Nutritional deficiency
  • Anaemia
  • Dry skin

Lip Ulceration

  • Look For

  • Ulcerated lesions of the upper or lower lip.
  • Causes of Lip Ulceration

  • Tumour - squamous cell carcinoma
  • Infection - herpes simplex (cold sore), primary syphilis, TB

Lip Pigmentation

  • Look For

  • Hyperpigmented spots or confluent areas of hyperpigmentation of the mucosal surfaces.
  • Causes of Lip Pigmentation

  • Physiological
  • Tobacco staining
  • Contact cheilitis
  • Familial intestinal polyposis (Peutz-Jeghers)
  • Addison's disease

Perioral Telangiectasias

  • Look For

  • Visible dilated blood vessels on the mucous membranes of the lips.
  • Causes of Perioral Telangiectasias

  • Hereditary haemorrhagic telangiectasia
  • Ataxia-telangiectasia
  • Cushing's syndrome
  • Discoid lupus erythematosus
  • Sun damage
  • Basal cell carcinoma
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