11 results
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Primarily Upper Extremity ... bladder and rectal reflex ... pathophysiology #signs ... #symptoms #msk ... #orthopedics #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, T1 (median) Reflexes ... "waiter's tip" position ... spared in this injury ... Myotomes #diagnosis #neurology ... sensory #motor #arm
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
Positive Hoffmann's ... sign (finger flexor ... indicating cervical injury ... #physicalexam #msk ... #orthopedics #neurology
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
Hoffman's sign. ... this specific case ... middle finger. 2) Ask ... #Reflex #Positive ... clinical #video #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Awareness • Injury ... previous gaze position ... • Examine for signs ... Casey Albin MD @ ... #PhysicalExam #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
• Symptoms and signs ... below the site of injury ... Non-compressive Spinal Cord Causes ... dysfunction • Abnormal reflexes ... disorders #diagnosis #neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
Microglial cells are ... - Causes progressive ... , lower extremity ... Increased Jaw Jerk reflex ... Lateral #Sclerosis #neurology
Lazarus Reflex on Physical Exam

The Lazarus sign is a reflex movement observed in brain-dead or brainstem
The Lazarus sign ... briefly raising the arms ... resembling the position ... reported in some cases ... clinical #video #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Presentation: Injury ... extensors of the arms ... Spasticity - Reflexes ... • Bilateral signs ... diagnosis #management #neurology
Evaluation of Recurrent Falls

Core Concept:
Maintaining an upright posture requires the integrated function of multiple systems.
Disruption in
cardiogenic) - Pulmonary ... Numbness in feet, positive ... Romberg sign ... instability (e.g., post-injury ... Evaluation #Geriatrics #Neurology