Australian Family Physician
Australian Family Physician



Pedro Jaén Olasolo

Email: pedro@pjaen.com
MD, PhD, is Chief, Department of Dermatology, Ramon y Cajal University Hospital, Madrid, Spain.

Chronic itch on the back associated with disc hernia A case study

Case studyA Mediterranean woman aged 70 years, presented with a 2 year history of continuous itch over the left scapula and upper back. She denied application of any topical product. She was...

Lesions on tattooed skin A case study

Figure 1. Papules on the tattooed skin of the patientQuestion 1What is the most likely diagnosis?Question 2What differential diagnoses would you consider?Question 3What is the mechanism of...

Multiple penile lesions A case study

Case studyA man, 34 years of age, presented with a 4 day history of painless ulcerative lesions on his penis. He was human immunodeficiency virus (HIV) negative and had previously been well. He had...

Necrobiosis lipoidica

Figure 1a. Brownish, sharply demarcated, indurated plaque on the right shin. Three similar smaller lesions can be observed on the left shinFigure 1b. A close-up view of the plaque. Telangiectatic...

Patchy hair loss on the pubis A case study

Figure 1a. An irregular patch of alopecia on the pubis with follicular hyperkeratosis and hyperpigmentation Figure 1b. Magnified view revealing decreased hair density, broken hairs with different...

Pretibial erythematous plaque in a young male

Figure 1. Erythematous plaque with cribriform erosions on its surfaceFigure 2. Poor response to topical antifungal treatmentFigure 3. The lesion appears necrotic 3 days postbiopsyQuestion 1What is...

Recurrent palmar blister

Figure 1. Palmar blisterQuestion 1What is the most likely diagnosis?Question 2What is the differential diagnosis?Question 3What is the most appropriate management?Question 4What is the most useful...

Skin rash associated with limb weakness

Case studyA man, 77 years of age, presented with haematemesis, abdominal pain and increasing limb weakness. He also had a skin rash on his chest and face. On further questioning, he revealed that...


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