10 results
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... deficiency - Syrinx ... involved) - Tendon reflex ... in deep tendon reflexes ... differential #diagnosis #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity Dermatomes ... , T1 (median) Reflexes ... UpperLimb #Extremity #Dermatomes ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity Dermatomes ... and Myotomes Reflexes ... Commonly caused ... Myotomes #diagnosis #neurology ... sensory #motor #leg #physicalexam
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
• Myocarditis Pulmonary ... Vascular • Pulmonary ... Gastro-Esophageal Reflux ... • Trauma - Neurologic ... • Somatoform Disorder
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 ... Diagnosis: • Spinal cord ... spondylitis • Tethered cord ... region (S2-S4 dermatomes ... #neurology
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
respiratory drive due to neurologic ... OSA DIFFUSION DISORDER ... lung diseases, pulmonary ... Pneumonia, asthma, COPD ... , pulmonary embolus
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Focal inflammatory disorder ... Spasticity - Reflexes ... • Infectious causes ... , MOG antibody disorders ... diagnosis #management #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Spinal Cord Disorders ... Causes: 1. ... dysfunction • Abnormal reflexes ... #spinalcord #disorders ... #diagnosis #neurology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... Classically” noted with pulmonary ... lung disease (COPD ... #AcidBase #disorders ... Diagnosis #Summary #Nephrology
Tromner Sign on Physical Exam

The Trömner sign is commonly used as a clinical neurological examination for
of the spinal cord ... modified Rossolimo reflex ... or index finger causes ... clinical #Video #Neurology ... #physicalexam