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Displacement of the ball of the shoulder from its shallow socket, the most commonly dislocated large joint.
Shoulder dislocation (commonest, shallow socket): mostly anterior (fall on an outstretched arm), squared-off flattened shoulder, arm held out, painful; check the axillary nerve (outer-shoulder numbness); may recur in the young.
Burns
Tissue injury from heat, chemicals, electricity or radiation.
Approach to a Groin Lump
Working through the differential of a lump in the groin.
Approach to Leg Ulcers
Distinguishing the common causes of a chronic leg ulcer.
Giant Cell Tumour of Bone
A locally aggressive bone tumour of young adults, typically at the end of a long bone near a joint.
Osteoid Osteoma
A small, benign bone tumour of young people that causes a characteristic night pain relieved by simple pain-killers.
Skin Grafts and Flaps
Ways of covering a wound that cannot be closed directly, by moving skin from one place to another.