128 results
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
Motor Neuron (UMN ... motor neuron (LMN ... In an LMN lesion ... However, in UMN ... UMN lesions are
Bilateral LMN palsy with tongue weakness, wasting and fasciculations.  →  Bulbar motor Neuron disease

Note
Bilateral LMN palsy ... differentiates this from an UMN ... fasciculations #LMN ... #CNXII #CN12 #clinical
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
- Causes progressive ... and LMN signs in ... involvement • UMN ... combination of UMN ... of both UMN and
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Rhabdomyolysis, Critical ... 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 ... looks like a left LMN ... Tongue #Deviation #UMN ... #CNXII #palsy #clinical
Floppy Baby Syndrome
 • Infantile Botulism
 • Acute Flaccid Myelitis
 • Guillain Barre
 • Neonatal Myasthenia
Myasthenia Gravis Clinical ... is crucial • UMN ... LMN signs - Assess
Tongue Fasciculations Secondary to Hypoglossal Nerve Damage

Most commonly associated with ALS - This LMN XII was
with ALS - This LMN ... #PhysicalExam #Clinical
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
Clarity, WCC, PMN ... Effusion #Analysis #Table
Ascites - Differential Diagnosis and Workup Algorithm

•
Perform paracentesis:
 • Cell count and diff 
 • Total
Diagnosis and Workup Algorithm ... ascites WBC and PMN ... Differential #Diagnosis #Algorithm
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
neurological lesion: Clinical ... Non-compressive Spinal Cord Causes ... : Areflexia UMN ... plantar response LMN ... differential #algorithm