21 results
differential causes management clinical video algorithm dermatomes knee leg motor myotomes orthopedics posterior rheumatology sensory signs spinalcord symptoms acl acute
Acute Spinal Cord Injuries: Pathogenesis and clinical findings • Anterior Cord Syndrome -> Anterior spinal artery
, often from vascular ... Primarily Upper Extremity ... #Syndromes #diagnosis ... signs #symptoms #msk ... #orthopedics #neurology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... cause of AVS and negative ... a stand-alone test ... #Diagnosis #PhysicalExam ... #Neurology #AVS
Relative Afferent Pupillary Defect This maneuver of intermittent light stimulus is called the alternating light test or
alternating light test ... very sensitive diagnostic ... afferent pathway injury ... Pupillary #Defect #Neurology ... Pupils #MacrusGunn #PhysicalExam
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 Lower Extremity Dermatomes and Myotomes Reflexes: • Knee - L2, L3, L4 • Ankle - S1
• Cauda Equina Syndrome ... stopping walking (vascular ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #leg #physicalexam
Leg Pain - Differential Diagnosis Framework Bone/Joint Causes of Leg Pain: • Fracture • Arthritis • Gout/pseudogout
- Differential Diagnosis ... Herpes zoster - HIV ... Trauma • Crush injury ... #lower #extremity ... #msk #physicalexam
Cauda Equina Syndrome Overview Cauda Equina Syndrome: • Prevalence: 1:33,000-100,000 ppl/yr • Incidence: 1.5-3.4 million ppl/yr •
cord infarct • HIV ... lumbar stenosis • Vascular ... • Provocative Tests ... absent anal wink test ... #causes #neurology
Upper Extremity Dermatomes and Myotomes Motor Function Shoulder: • Abduction - C5,C6 (axillary) • Adduction - C6, C7,
Upper Extremity ... spared in this injury ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Causes of Neuromuscular Weakness • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Demyelinating Disease (MS ... Guillain-Barre syndrome ... Phrenic nerve injury ... #differential #diagnosis ... #neurology
Spinal Cord Disorders - Differential Diagnosis Framework Spinal cord neurological lesion: Clinical findings: • Symptoms and signs below
- Differential Diagnosis ... below the site of injury ... Vascular/Blockage ... MCTD, Sjogren syndrome ... #neurology #differential
Lachman Test for ACL Injury The patient lies supine and with the knee in ~20-30 degrees of
ACL Injury The ... degrees of flexion, hip ... translation of the tibia relative ... clinical #video #physicalexam ... #msk #orthopedics
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