Abnormal nasopharynx morphology Recurrent respiratory infections Recurrent upper respiratory tract infections Upper respiratory tract infections Recurrent upper respiratory infections Recurrent URI UMLS:C0581381 Frequent upper respiratory tract infections Recurrent upper respiratory and lower respiratory infections HP:0002784 HP:0002788 HP:0001740 SNOMEDCT_US:195708003 Upper respiratory tract infections, recurrent Recurrent upper respiratory infection Recurrent colds Frequent upper respiratory infections An increased susceptibility to upper respiratory tract infections as manifested by a history of recurrent upper respiratory tract infections (running ears - otitis, sinusitis, pharyngitis, tonsillitis).