🫁🤒Community‑Acquired Pneumonia in a Young Adult

Scenario
A 45‑year‑old man with no significant past medical history presents with a 3‑day history of fever (38.5 °C), productive cough, pleuritic chest pain, and mild dyspnea. He is haemodynamically stable (BP 125/80, HR 95, RR 20, SpO₂ 94% on room air). Laboratory tests show WBC 12 × 10⁹/L. Chest X‑ray demonstrates a right lower‑lobe consolidation. His CURB‑65 score is 1 (age < 65 but BUN normal), indicating inpatient—or close outpatient—management.

---

Question:

Which empiric antibiotic regimen is most appropriate for this patient?

A) IV ceftriaxone + IV azithromycin
B) IV ampicillin–sulbactam + IV azithromycin
C) IV levofloxacin monotherapy
D) IV ceftaroline + IV azithromycin

👊Human Bite (“Fight Bite”) to the Hand

Scenario
A 28‑year‑old man presents to the ED 12 hours after punching another person in the face and sustaining a 1 cm laceration over the dorsal aspect of his right third metacarpophalangeal joint. He cleaned it at home but now has:

• Increasing pain, swelling, and erythema over the joint

• Temperature 38.2 °C, pulse 100 bpm

• Mild crepitus when extending the finger

• No obvious abscess, but the wound is tender with a small serosanguineous discharge

He is otherwise healthy, with no penicillin allergy.

---

Question

Which empiric oral antibiotic regimen is most appropriate for this patient?

A) Amoxicillin–clavulanate
B) Clindamycin monotherapy
C) Doxycycline + metronidazole
D) Cephalexin
E) Dicloxacillin