Acute noncompressive nucleus pulposus(NP)extrusion has been widely described in veterinary medicine,especially in dogs and cats;however,caseshave rarely been reported in humans.We report a rare case of acute pain caus...Acute noncompressive nucleus pulposus(NP)extrusion has been widely described in veterinary medicine,especially in dogs and cats;however,caseshave rarely been reported in humans.We report a rare case of acute pain caused by a hydrated NP.Magnetic resonance imaging revealed an obvious hyperintense signal on T2-weighted images at the L5/S1 segments,while computed tomography imaging and radiography revealed amildly herniated discat the L4/5 level and slightlumbar spondylo listhesis at the L5/S1 segments.The operation was performed to confirm the presence of ared and swollen nerve root on the right side of the hydrated L5/S1 segment.The patient’s severe pain disappeared,and full recovery was achieved months after surgery.Thus,our case demonstrated a probable lumbar acute noncompressive NP extrusion in humans and reported associated symptoms and imaging characteristics.In such circumstances,surgical management is indicated and may be associated with a good outcome.展开更多
文摘Acute noncompressive nucleus pulposus(NP)extrusion has been widely described in veterinary medicine,especially in dogs and cats;however,caseshave rarely been reported in humans.We report a rare case of acute pain caused by a hydrated NP.Magnetic resonance imaging revealed an obvious hyperintense signal on T2-weighted images at the L5/S1 segments,while computed tomography imaging and radiography revealed amildly herniated discat the L4/5 level and slightlumbar spondylo listhesis at the L5/S1 segments.The operation was performed to confirm the presence of ared and swollen nerve root on the right side of the hydrated L5/S1 segment.The patient’s severe pain disappeared,and full recovery was achieved months after surgery.Thus,our case demonstrated a probable lumbar acute noncompressive NP extrusion in humans and reported associated symptoms and imaging characteristics.In such circumstances,surgical management is indicated and may be associated with a good outcome.
