👉 In medicine, "catarrhine" refers to a type of infection that occurs in the nasal or throat area. This condition can be caused by bacteria, viruses, fungi, or parasites that invade the mucous membranes of the nose and throat. The symptoms include difficulty breathing, sneezing, coughing, and possibly fever. Treatment may involve antibiotics, saline gargles, and perhaps an over-the-counter decongestant if the infection persists or worsens. It's important to seek