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Each of these patients is unwell and presented with a rash on their legs.
For each of the ten cases, study the image(s) and then answer the questions. You can click on the image to view a larger version if required.
Each case should take approximately 2 minutes to complete. There is a list of suggested further reading material at the end of the quiz.
What is the name of the skin condition?
Pretibial myxoedema
What underlying systemic disease(s) or condition is it caused by?
Pretibital myxoedema is due to hyperthyroidsim.
Cutaneous signs of hyperthyroidism include smooth, soft, warm and moist skin and sometimes hyperpigmentation and pruritus; diffuse alopecia and onycholysis. Graves disease may lead to pretibial myxoedema and thyroid acropachy.