Pustular Psoriasis (15)
Many cases with the Acrodermatitis continua of Hallopeau (ACH) type of pustular psoriasis that affects the tips of the fingers and toes. Others with palmoplantar, acral or generalized pustular psoriasis (GPP).   Sterile pustules, scaling, nail dystrophy, and digit tapering. 
Joints bones muscles cartilage:
Fingertips are affected, and the nails. No indication of joint involvement. 
Pustular Psoriasis, PSORS15, pyogenic, palmoplantar psoriasis, acral psoriasis, generalized pustular psoriasis, GPP, acrodermatitis continua of Hallopeau, ACH, pustules, scaling, nail dystrophy, digit tapering, nail, fingernail, fingernail pustules, nail pustules, nail rash, fingernail rash, nail psoriasis, fingernail psoriasis,
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