Medically reviewed by Matthew Wosnitzer, MD A bladder spasm, also known as detrusor hyperreflexia, is when the bladder muscle squeezes involuntarily without warning. In addition to pain or discomfort, ...

Many patients with SCI develop neurogenic bladder dysfunction associated with detrusor hyperreflexia and DESD that can lead to long-term complications in up to 50 percent of patients. These ...