10 results
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... , Acute spinal cord ... injury, Early ALS ... #differential # ... diagnosis #table #neurology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
- Spinal Cord Syndromes ... result in permanent neurologic ... in deep tendon reflexes ... #differential # ... diagnosis #neurology
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
to the spinal cord ... from the spinal cord ... form part of the differential ... LMN syndromes are ... positive Babinski reflex
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 ... extremity muscle atrophy ... #differential # ... diagnosis #causes ... #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... , T1 (median) Reflexes ... distribution with atrophy ... Myotomes #diagnosis #neurology ... sensory #motor #arm
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Causes: 1. ... MCTD, Sjogren syndrome ... dysfunction • Abnormal reflexes ... Loss of muscle (atrophy ... disorders #diagnosis #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... • Locked-in syndrome ... flexed at the elbow ... Casey Albin MD @ ... #PhysicalExam #neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
Microglial cells are ... multiple spinal cord ... Increased Jaw Jerk reflex ... conditions listed in differential ... Lateral #Sclerosis #neurology
Causes of Primary and Functional Mitral Regurgitation (MR) 
Causes of primary mitral regurgitation
 - Rheumatic heart
, Ehler-Danlos syndrome ... disease): Leaflets are ... stretched strut chord ... Primary #Functional #Differential ... #Diagnosis #Cardiology
It is important to recognize Acute Decompensated Heart Failure (ADHF) as more than just simply a
and congested (“Cold ... acute coronary syndrome ... the determined cause ... #diagnosis #differential ... algorithm #management #cardiology