
🔥 Systemic Lupus Erythematosus (SLE): The Great Imitator for the USMLE
Break down the signs, lab findings, and complications of systemic lupus erythematosus (SLE) for the USMLE. Learn key criteria, antibodies, and mnemonic clues to master this autoimmune classic.

🦠 Clostridium difficile (C. diff): Diarrhea You Can’t Ignore on the USMLE
Master the diagnosis, pathology, and treatment of C. diff infection for the USMLE. This high-yield guide covers pseudomembranes, antibiotics, and when to suspect C. diff in Step 1/2 cases.