- A previously well female teenager presented with acute paraparesis. She reported a 2-month history of atraumatic back pain. Four days before admission, she progressed from walking independently to inability to mobilize. She had fecal incontinence and micturition difficulty. On examination, she had T8 sensory level with pinprick (including perineum) with reduced power (mostly 2-3/5, worse on the right) and lower limb hyperreflexia.