Nationally, the following illnesses are trending up: Otitis Media (ear infection), Acute Sinusitis, Strep Throat or Tonsils, Croup, Bronchitis and Bronchiolitis, Conjunctivitis, RSV, MRSA, and Common Cold & Cold Symptoms. Otitis Media (ear infection), Acute Sinusitis, Strep Throat or Tonsils, Bronchitis and Bronchiolitis, Conjunctivitis, MRSA, Mononucleosis, and Common Cold & Cold Symptoms are at a high level across the nation and Croup are at a very high level.