Unexpected Symptomatic Catheter Tip Mass in Chronic Intrathecal Opioid Therapy
PAIN MEDICINE(2016)
摘要
Dear Editor,We would like to report an unusual symptomatic catheter tip mass in a chronic intrathecal opioid therapy patient.A 53-year old woman was seen at the outpatient clinic reporting numbness in both legs combined with urinary incontinence, which developed over several weeks. Her significant medical history consisted of amputations of both legs after a complicated history of complex regional pain syndrome (CRPS), triggered by a minor ankle injury. Intrathecal opioid therapy was initiated 18 years earlier due to intractable phantom limb and stump pain. The drug reservoir of the programmable infusion pump was filled with a mixture of morphine (10 mg/ml) and clonidine (2.4 mg/ml). Over the last 10 years, the morphine dose ranged between 2.2 and 3.6 mg/day. The clonidine dose ranged between 630 and 780 mcg/day.Magnetic resonance imaging (MRI) of the spine (Figure 1, A-B) showed a contrast-enhancing lesion at the level of the …
更多查看译文
关键词
tip
AI 理解论文
溯源树
样例
生成溯源树,研究论文发展脉络