PMC9661553_01
Clinical photos of characteristic lesions. Several erythematous macules and papules on the the face (a) with a close up (b) in a photodistributed pattern.
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The eruption consisted of scaly erythematous macules and papules involving the forehead, cheeks, nose, and chin, with notable sparing of the skin above the upper lip (Figure 1(a) and (b)).
Histological slide from shave biopsy of the left temple demonstrating parakeratosis, hypogranulosis, basilar keratinocytic atypia, subjacent solar elastosis, and lymphohistiocytic inflammation in the superficial reticular dermis, consistent with inflamed actinic keratosis.
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In addition, there were multifocal aggregates of lymphohistiocytic inflammation noted within the superficial reticular dermis (Figure 2).
Follow-up photo showing resolution of erythematous macules and papules after twice-daily application of hydrocortisone 2.5% cream for 1 week.
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The patient was prescribed hydrocortisone 2.5% cream for twice-daily application and noticed resolution of the macules and papules within less than a week (Figure 3).