PUPPP stands for pruritic urticarial papules and plaques of ... Though harmless, it does cause an itchy rash with hive-like bumps on your belly and stretch marks during your third trimester.

Hives develop when an allergic or non-allergic trigger causes inflammation under the ... harmless AEP more commonly referred to as pruritic urticarial papules and plaques of pregnancy, or PUPPP.

Urticarial vasculitis is another condition ... let your healthcare provider know about: Lupus can cause hives, likely because of the two conditions’ common autoimmune and inflammatory aspects.