Sep 15, 2008 - Procalcitonin is a precursor to calcitonin. The final step in the synthesis of calcitonin is inhibited by cytokines and endotoxin released during bacterial infections; therefore, procalcitonin levels are selectively elevated in patients with bacterial infections.
American Family Physician : Point-of-Care Guides
Nov 1, 2004 - Although most cases of acute rhinosinusitis are caused by viruses, acute bacterial rhinosinusitis is a fairly common complication. Even though most patients with acute rhinosinusitis recover promptly without it, antibiotic therapy should be considered in patients with prolonged or more ...
American Family Physician : Article