Itchy red spots on pregnant women’s stomachs may be caused by diseases such as insect bite dermatitis, eczema and contact dermatitis. 1. Insect bite dermatitis: the formation of this disease may be caused by insect bites, including lice, mites, bedbugs and so on. Its main manifestations are redness, swelling, erythema, itching and so on. If a pregnant woman suffers from insect bite dermatitis, it may lead to red spots and itching on the stomach. 2. Eczema: the formation of eczema may be caused by genetic, mental and environmental factors, clinical manifestations of erythema, pimples, itching and other symptoms, some pregnant women’s tummies will appear red spots, itching. 3. contact dermatitis: its cause and skin contact with exogenous material infection, the affected skin will appear erythema, pimples, blisters and other symptoms, if the pregnant woman’s belly in contact with soaps, inappropriate clothing and other items, may trigger the skin to appear red spots, itching symptoms. The causes of red spots and itching on the belly of pregnant women are more than a few, and patients are advised to consult a doctor for examination to clarify the cause of the disease.