CASE PRESENTATION
An otherwise fit 58-year-old male presented with a sudden-onset rash on the buttocks and tenderness under the arms and left breast. His 25-year-old son had a similar rash on his torso and tenderness around the nipples bilaterally. Both patients were apyrexial. Over the next 24 hours redness developed at the site of tenderness under the arms and around the areolae. The family had bought a hot tub 3 weeks earlier and the father and son had longer immersion in the water compared with other family members, who were not affected.
On examination there were tender erythematous nodules in the axillae (Figure 1) and around the left areola (Figure 2). There was follicular erythema with pustules over the buttocks (Figure 3). The son had similar changes in the axillae and around the areolae bilaterally with papules and pustules over the back (Figure 4).
Erythematous nodules in the axilla.
Erythema and induration of the peri-areola skin.
Pustules and follicular papules with surrounding erythema over buttock.
Papules and pustules over back.
After 2 days pus started to discharge from the breast nodule of the son and a swab grew Pseudomonas aeruginosa. A diagnosis of Pseudomonas folliculitis with …
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