Cystic fibrosis (CF) is an inherited condition characterized by abnormal, highly adherent viscous mucus. The mucus favors intractable infections in the lungs, typically with Pseudomonas aeruginosa but ...

Mucous cysts are pseudocysts (cystic structures lacking a true lining) that usually appear on the middle or index finger of the dominant hand; toe involvement is uncommon. Although most mucous cysts ...