Differential Diagnosis
DDx Strength: Good
phenolphthalein, Multiple skin lesions Add or remove findings

Urticaria

UrticariaUrticaria

Drug-induced pigmentation

Drug-induced pigmentationDrug-induced pigmentation

Erythema multiforme

Erythema multiformeErythema multiforme

Fixed drug eruption

Fixed drug eruptionFixed drug eruption

Erosive balanitis

Erosive balanitisErosive balanitis

Stevens-Johnson syndrome

Stevens-Johnson syndromeStevens-Johnson syndrome

Toxic epidermal necrolysis

Toxic epidermal necrolysisToxic epidermal necrolysis

Drug-induced diarrhea

Drug-induced diarrhea

Drug-induced nausea or vomiting

Drug-induced nausea or vomiting

Drug-induced nail pigment

Drug-induced nail pigmentDrug-induced nail pigment

Drug-induced paronychia

Drug-induced paronychiaDrug-induced paronychia

Hypokalemia

Hypokalemia

Drug-induced oral pigmentation

Drug-induced oral pigmentationDrug-induced oral pigmentation

Rhabdomyolysis

Rhabdomyolysis