priapism
Persistent and usually painful erection that lasts for at least four hours in the absence of physical or psychological stimulation, which can be caused by hematologic disorders, including sickle cell disease and leukemia, spinal cord injuries, and medications.
MONDO:0005294
peripheral vascular disease
is_a
MONDO:0005362
erectile dysfunction
is_a
low-flow priapism
narrow
mentulagra
exact