90 results
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
motor neuron (LMN ... In an LMN lesion ... positive Babinski reflex ... LMN lesions are ... @DharSaty #UMN
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
combination of UMN ... sclerosis with pure UMN ... involvement • UMN ... Increased Jaw Jerk reflex ... combination of UMN
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Infection • Neuro: UMN ... stroke, tumor), LMN ... Differential #Diagnosis #causes
Left Tongue Deviation caused by UMN XII palsy

Looks can be deceiving. The UMN innervation of most
Tongue Deviation caused ... by UMN XII palsy ... The UMN innervation ... CT brain ⬇️ Dx- UMN ... Tongue #Deviation #UMN
Floppy Baby Syndrome
 • Infantile Botulism
 • Acute Flaccid Myelitis
 • Guillain Barre
 • Neonatal Myasthenia
is crucial • UMN ... LMN signs - Assess ... tone, resistance, reflexes
Hoffmann's Reflex on Physical Exam
The Hoffmann's reflex itself involves loosely holding the middle finger and flicking
Hoffmann's Reflex ... The Hoffmann's reflex ... positive Hoffmann’s reflex ... #Hoffmanns #Reflex ... clinical #neurology #UMN
Newer Syphilis Reverse Algorithm 

The advent of newer, faster 
treponemal antibody tests have 
allowed high-throughput of
Syphilis Reverse Algorithm ... first step in the algorithm ... trep antibody) Reflex ... of inflammation caused ... Syphilis #Reverse #Algorithm
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Non-compressive Spinal Cord Causes ... dysfunction • Abnormal reflexes ... : Areflexia UMN ... plantar response LMN ... differential #algorithm
Ascites - Differential Diagnosis and Workup Algorithm

•
Perform paracentesis:
 • Cell count and diff 
 • Total
Diagnosis and Workup Algorithm ... ascites WBC and PMN ... Differential #Diagnosis #Algorithm
Synovial Fluid Analysis:

Findings (COLOR	TRANSPARENCY	VISCOSITY	WBC COUNT (PER MM3)	PMN CELL COUNT (%)	GRAM STAIN	CULTURE	PCR TEST	CRYSTALS)

By Condition (Normal 
Noninflammatory 
Inflammatory:
COUNT (PER MM3) PMN ... STAIN CULTURE PCR TEST