“…Other cutaneous findings include cobblestone papules of the mucosa, palmoplantar pits, verrucous lesions on the dorsal hands and feet, and red and white longitudinal nail streaks with distal 'V' nicking. 2 Various studies have found a high frequency of psychiatric manifestations in patients with KF, such as epilepsy, intellectual impairment and mood disorders. 3 The differential diagnoses should include Grover disease, lichen amyloidosis and confluent and reticulated papillomatosis.…”