13 results
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
clinical findings • Anterior ... > Anterior spinal ... Primarily Upper Extremity ... #Syndromes #diagnosis ... #orthopedics #neurology
Incomplete Spinal Cord Syndromes
Anterior Cord Syndrome:
 • Bilateral loss of motor, pain and temperature sensation below
Anterior Cord ... below level of injury ... • Hyperflexion injury ... disruption of anterior ... #Diagnosis #Neurology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... - AKI Workup Algorithm ... and Differential Diagnosis ... Acute #Kidney #Injury ... #nephrology #causes
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
spared in this injury ... Anterior Shoulder ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
Acute Kidney Injury ... a.k.a. cardiorenal syndrome ... causes: sepsis, meds ... Classification #diagnosis ... #nephrology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... • Cauda Equina Syndrome ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #leg #physicalexam
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Guillain-Barre syndrome ... Phrenic nerve injury ... Shellfish poisoning, Meds ... #differential #diagnosis ... #neurology
Gerstmann Syndrome
1) Finger agnosia - Inability to name their own fingers, affecting both sides
2) Right-left confusion
Gerstmann Syndrome ... Traumatic Brain Injury ... (usually left) inferior ... neudrawlogy #Gerstmann #Syndrome ... #neurology #diagnosis
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... • Etiology - Anterior ... tracts in the anterior ... #differential #diagnosis ... #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
L5/S1 with an inferior ... Differential Diagnosis ... or absent lower extremity ... #differential #diagnosis ... #causes #neurology