A 7-year-old boy treated with NSAIDs for rheumatic disease developed small hypopigmented depressed scars after fingernail for 6 weeks ago. The NSAID that is MOST likely to cause such a unique skin reaction is

A 7-year-old boy treated with NSAIDs for rheumatic disease developed small hypopigmented depressed scars after fingernail for 6 weeks ago. The NSAID that is MOST likely to cause such a unique skin reaction is

Reactive arthritis is defined as joint inflammation caused by a sterile inflammatory reaction following a recent infection. Of the following, the LEAST likely micro-organism that may cause reactive arthritis is

A 3-week-old male baby develops a rash involving the face and periorbital area after exposure to sunlight; you suspect neonatal lupus. The NEXT step of management of the baby is

Recurrent parotitis is the MOST common manifestation in children with primary Sjogren syndrome between 9-10 years of age.

The BEST treatment for a 5-year-old boy with Henoch-Schonlein purpura (HSP) presenting with acute onset palpable purpura over the lower extremities and buttocks is