Table 2: Comorbid conditions in patients with low-flow priapism*.

( )

Mental illness
 Substance abuse29
 Bipolar10
 Schizophrenia/schizoaffective5
 Depression4
 Other3
Neurological injury
 Head injury only8
 Spinal cord injury only4
 Head and spinal injury3
Hypertension8
HIV4
Sickle cell anemia/trait3
Malignancy, active2
Hyperlipidemia2

* Some patients with multiple diagnoses.