Dermatology

Question 1

A 52-year-old female presents with several months history of tender areas over the lower legs, which feel firm on examination and resembles bruising. Some have resolved over several months, but new ones continue to develop. She gets some relief from oral anti-inflammatories.

Which systemic condition is most strongly associated with this presentation?

Answer 1

Sarcoidosis

Question 2

A 17yr old girl presents with a 2-year history of acne affecting the face, chest and back unresponsive to 3 months of oral doxycycline followed by 3 months of erythromycin. She is otherwise well and her only other medication is the combined oral contraceptive.

Which of the following is the most appropriate next step in management?

Answer 2

Commence oral isotretinoin if no contraindications

Question 3

A 75-year-old male has had a non-healing area on his left lower leg for six months. It is asymptomatic but has not responded to dressings applied by the practice nurse.

Which is the most appropriate investigation?

Answer 3

ABPI - ankle-brachial pressure index

Question 4

Patient reports bald patches on the scalp which were initially itchy. They have thikcened plaques on the face which heal with scarring and seem to be worsened by sun exposure.
What is the likely diagnosis?

Answer 4

Discoid lupus erythematosus