Case presentation A 48-year-old man had a kidney transplant two years ago. For the past two months, he has experienced fevers, malaise, and progressive onset of red bumps on his skin.
Nonpruritic red bumps are visible on the arms, legs, and face. History and physical examination Medical history: Significant for IgA neuropathy and hypertension Medications: Cyclosporin, prednisolone Habits: No smoking, alcohol use, or illicit drug use Diet : Regular Allergies : None Infectious disease exposure : No exposure to HIV or sexually transmitted infections Physical examination Vital signs: Temperature 100.2°F Not ill-appearing Raised bumps on chin, nose, and ear; 0.5 cm diameter Skin: Raised bumps on arms and legs, but not on the trunk; 0.5-cm diameter Lab results WBC: 4.5 x 103/mm3, normal differential HIV: Negative Creatinine and transaminases: Normal Urinalysis: Normal Sputum: WBCs 50-100,…