Fever and Falling Counts After Immunotherapy
A 60-year-old woman on checkpoint-inhibitor therapy for breast cancer develops a week of fevers, a new pancytopenia and a markedly raised CRP — and every infectious test comes back negative. Work through the case one finding at a time, with thirteen multiple-choice checkpoints covering the exposure history, the trap of the post-surgical seroma, and the timing detail that finally separates two immunotherapy complications.