Maxillary sinus retention cysts (MRCs) are typically asymptomatic and require no treatment. An early 30s man presented with a decade-long history of severe left-sided chronic facial pain (CFP).
aPsoriasis Research and Treatment Center, Department of Dermatology, Venereology and Allergology and Institute of Medical Immunology, Charité – Universitätsmedizin Berlin, Corporate Member of Freie ...