46 results
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Pathogenesis and clinical ... Anterior Cord Syndrome ... , often from vascular ... bladder and rectal reflex ... #Syndromes #diagnosis
Hoffmann's Sign

Hoffman's sign means upper motor neuron injury.  The Hoffmann's reflex test itself involves loosely
upper motor neuron injury ... The Hoffmann's reflex ... test itself involves ... Positive #Abnormal #clinical ... #video #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... Unresponsive wakefulness syndrome ... • Locked-in syndrome ... Pathophysiology: • Severe injury ... Awareness • Injury
Freiberg's Test for Piriformis Syndrome

Flex the hip to 90 degrees, internally rotate the hip.
Pain in the
for Piriformis Syndrome ... Flex the hip ... #Piriformis #syndrome ... sciatica #lumbar #clinical ... #video #physicalexam
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
the pupillary reflex ... very sensitive diagnostic ... afferent pathway injury ... Defect #Neurology #Clinical ... #Video #Pupils
Acute Rheumatic Fever: Pathogenesis and Clinical Findings

Delayed autoimmune reaction
-> Molecular mimicry
-> GAS antigen cross-reacts with host
->
Pathogenesis and Clinical ... cells -> Tissue injury ... Marginatum • Subcutaneous ... Pancarditis and valvular ... pathophysiology #diagnosis
Myoedema in Hypothyroidism on Physical Exam

Hypothyroidism is a clinical syndrome resulting from the production, secretion or
syndrome resulting ... abolished tendon reflexes ... (shown in the video ... elevation in the muscular ... #video #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Differential Diagnosis ... lumbar stenosis • Vascular ... • Provocative Tests ... absent anal wink test ... #differential #diagnosis
Positive Lachman's Test

The Lachman test is a clinical test used to diagnose injury of the anterior
is a clinical test ... used to diagnose ... injury of the anterior ... #PhysicalExam #Clinical ... #Positive #Video
Orthopedic Emergencies
Compartment Syndrome
 • An increase in compartment pressure to the point where tissue perfusion is
after an acute injury ... • Diagnosis: ... cord function and reflex ... of spinal cord injury ... bulbocarvenosus reflex