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41 Cards in this Set
- Front
- Back
patient recalls an episode of beding/twisting or lifting and immediate onset of pain
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musculoligamentous strain
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radiation of back pain across lower back, down to posterior knee, but not below knee
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musculoligamentous strain
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why does musculoligamentous back strain not radiate distal to knee
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no nerve root injury
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what happens in lumbar disc herniation
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nucleus pulposus (inner portion of disc) extrudes through annulus fibrosis (outer portion) and impinges on nerve roots
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typical level for lumbar disc hernatiation
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L5-S1 or L4-L5
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what does lumbar disc herniatio usually cause
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radiculopathy due to compression of nerve root
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disc space narrowing in lower back, with osteophytes and lower extremity radiculopathy
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osteoarthritis
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narrowing of spinal canal
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lumbar spinal stenosis
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causes of lumbar spinal stenosis
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degenerative usually
iatrogenic posttraumatic achondroplasia |
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pain caused by activity and relieved by rest or spinal flexion
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neurogenic claudication in lumbar spinal stenosis
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low back pain
sciatica involving one or both legs decreased amublatory capacity |
lumbar spinal
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tx of vertebral compression fractures leading to kyphoscoliosis
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kyphoplast (injection of cement into vertebral body)
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most common spinal tumor
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metastatic (breast, lung, prostate, kidney, thyroid)
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night pain in spine
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neoplasm
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occurs after spinal trauma or central lumbosacral disc herniations
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cauda equina (compresion of S1, 2, 3, 4
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back pain exacerbated by coughing, sneezing, forward flexion
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disc herniation
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leg pain on back extension
worse with standing or walking relief with bending or sitting |
spinal stenosis
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- bilateral sciatica
saddle anesthesia over buttocks/perineum - low back pain, lower extremity weakness - bowel or bladder dysfn impotence, perianal anesthesia, lax anal sphincter |
cauda equina
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tx for cauda equina syndrome
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surgical emergency
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forward slipping of cephalad vertebra on the caudad vertebra, usually in an older person
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spondylolisthesis
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innervation for hip flexion
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L2
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innervation for knee extension
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L3
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innervation for ankle dorsiflexion
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L4 and L5
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innervation for great toe dorsiflexion
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L5
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innervation for ankle plantar flexion
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S1
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straight leg raise is a sensitive test for?
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nerve root compression (L5 or S1)
Positive test produces radiculopathy at 30 to 60 degree raise from supine |
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straight leg text producing pain by raising contralateral leg
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herniated disc
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tests for L4 root function
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ankle dorsiflexion
sensation anteromedial leg patellar tendon reflex |
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test for L5 root function
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dorsiflexion of ankle and big toe against resistance
sensation along lateral shin and dorsum of foot |
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tests for S1 root function
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ankle plantar flexion (gastroc)
ankle deep tendon reflex (Achilles) sensation lateral foot and heel |
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for which kind of pain is surgery more effective: lower back or leg?
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leg
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anterior knee pain worse wtih climbing and descending stairs
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patellofemoral pain
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tx for patellofemoral pain
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quads/hamstrings stretching/strengthening
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recurrent knee effusions
tenderness along medial or lateral joint lines positive McMurray test |
meniscal degeneration/tear
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area of necrotic bone and degenerative changes in the overlying cartilage, with bone/cartilage piece possibly separating from underlying bone and becoming a loose body in the joint
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Osteochondritis dissecans (OCD)
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baker's cyst is associated wtih
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rheumatoid disease or osteoarthritis
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cyst resulting from something like a meniscus tear. Can rupture, causing pain/swelling
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Baker's cyst
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tx for patellar tendinitis
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activity modification
quadriceps/hamstring rehabilitation |
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three lateral ligaments of ankle
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anterior talofibular
calcaneofibular posterior talofibular |
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which side of ankle is usually injured?
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lateral
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grades of ankle sprain
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1 - partial ATFL rupture
2 - complete ATFL and partial CFL rupture 3 - complete rupture of both ATFL and CFL |