A. - The Thyroid Gland. - 1. Inflammation; tuberculosis; syphilis. 2. Exophthalmic goitre; Graves' or Basedow's disease. 3. Simple goitre or Broncho-cele; consists of hypertrophy and adenoma; colloid change usually present; fibrous induration and calcification; goitre with secondary tumours. 4. Tumours.

B. - The Thymus. - Its various diseases.

C. - The Suprarenal Bodies. - Chiefly Addison's disease.