This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Medical Illness Complicating Pregnancy, Subject name: Gynaecology & Obstetrics
A 28-year-old G1P0 at 32 weeks gestation present with itchy, erythematous papules on the extensor surfaces and trunk. . No history of fever or use of new creams or lotion was given. What is first line treatment for this condition? 
Select and explain. 
A. Antibiotic therapy, B. Antivirals and termination of pregnancy, C. Topical steroids and oral antihistamines, D. Oral steroids
C: Topical steroids and oral antihistamines
Answer: C: Topical steroids and oral antihistamines 
Explanation: This lesion isPruritic uicarial papules and plaques of pregnancy (PUPPP) or prurigo pf pregnancy. Characterized by 5- to 10-mm, itchy, erythematous papules or nodules commonly found on the extensor surfaces and trunk Prurigo of pregnancy resolves after delivery of the baby. However, resolution can take as long as several weeks to months post-paum 1st line treatment is oral antihistamines and topical coicosteroids