22 results
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Syndrome ->Cord ... Primarily Upper Extremity ... #diagnosis #pathophysiology ... symptoms #msk #orthopedics ... #neurology
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
, Acute spinal cord ... Guillain-Barré syndrome ... finding in spinal cord ... #differential #diagnosis ... #table #neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Weakness • Spinal Cord ... Malnutrition, Metabolic ... #differential #diagnosis ... #neurology
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
- Differential Diagnosis ... Artery Disease • Stable ... Acute Coronary Syndrome ... Hyperthyroidism • Metabolic ... #Differential #Diagnosis
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
Causes of Hemiplegia ... contralateral extremity ... Unilateral Spinal Cord ... Brown-Sequard Syndrome ... #Hemiplegia #Neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential Diagnosis ... Causes: 1. ... Toxic Metabolic: ... MCTD, Sjogren syndrome ... #neurology #differential
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
paralysis should be looked ... wasting from other causes ... suggests extra-renal causes ... Pressure: - Metabolic ... #Hypokalemia #diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... #UpperLimb #Extremity ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... Differential Diagnosis ... : • Spinal cord ... #differential #diagnosis ... #causes #neurology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
- Differential Diagnosis ... D-lactate (short bowel syndrome ... lung disease (COPD ... Interpretation #Diagnosis ... #Summary #Nephrology