[2][3] However, all forms of pustular psoriasis share in common the presence of red and tender blotchy skin covered with pustules.

[1] Pustular psoriasis can be localized, commonly to the hands and feet (palmoplantar pustulosis), or generalized with widespread patches occurring randomly on any part of the body.

[4] Pustulosis palmaris et plantaris is another form of localized pustular psoriasis similar to acrodermatitis continua with pustules erupting from red, tender, scaly skin found on the palms of the hands and the soles of the feet.

This skin eruption is often accompanied by a fever, muscle aches, nausea, and an elevated white blood cell count.

[6] APP tends to occur in women more frequently than in men, and is usually less severe than other forms of generalized pustular psoriasis such as impetigo herpetiformis.