64 results
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
Motor Neuron (UMN ... form part of the differential ... In an LMN lesion ... neurotransmitter cause ... This lesion causes
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Generalized Weakness - Differential ... Infection • Neuro: UMN ... Generalized #Weakness #Differential ... #Diagnosis #causes ... #neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
involving both UMN ... - Causes progressive ... Escorial criteria uses ... conditions listed in differential ... Lateral #Sclerosis #neurology
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Causes of Facial ... Weakness - Differential ... involved = Peripheral lesion ... Facial #Weakness #Differential ... #neurology #sparing
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... - Vertigo - Differential ... Space-Occupying Lesion ... #Differential # ... Diagnosis #Algorithm #Causes
Amenorrhea - Differential Diagnosis Algorithm
Elevated FSH
 • Premature Ovarian Failure
 • Menopa use
 • Spontaneous
Bleed With
Amenorrhea - Differential ... or Inflammatory Lesion ... #Amenorrhea #Differential ... Diagnosis #Algorithm #endocrinology ... #causes
Kernig's Sign in Meningitis

Resistance or pain elicited by passive extension of the knees, thought to be
elicited by passive extension ... thought to be caused ... clinical #video #physicalexam ... #neurology
Left Tongue Deviation caused by UMN XII palsy

Looks can be deceiving. The UMN innervation of most
Tongue Deviation caused ... by UMN XII palsy ... Lesion - infarction ... #hypoglossal #physicalexam ... #neurology
Breast Discharge - Differential Diagnosis Algorithm
High Prolactin + Normal TSH
 • Microprolactinoma
 • Steroid Hormone Intake
Breast Discharge - Differential ... Stalk Compression/Lesion ... Breast #Discharge #Differential ... Diagnosis #Algorithm #Endocrinology ... #Causes
Causes of Scrotal Mass - Differential Diagnosis Algorithm
Painful - Sudden Onset
 • Testicular Torsion
 • Torsion
Causes of Scrotal ... Mass - Differential ... ScrotalMass #Testicular #Urology ... #Differential # ... Diagnosis #Algorithm #Causes