title: Popliteal cysts and calf swelling: a diagnostic dilemma.
mesh_terms: D003560:Cysts / Q000175:diagnosis*; D003937:Diagnosis, Differential; D006801:Humans; D007592:Joint Diseases / Q000175:diagnosis* / Q000628:therapy; D007719:Knee Joint; D013924:Thrombophlebitis / Q000175:diagnosis