766 results
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
Motor Neuron (UMN ... neurotransmitter cause ... LMN syndromes are ... cause very different ... This lesion causes
Incomplete spinal cord syndromes (ISCS)
 • Central - Small Lesion - Suspended sensory deficit, classic cape
Incomplete spinal cord syndromes ... Disproportionate motor (UMN ... Ipsilateral weakness (UMN ... paraparesis (mixed UMN ... Incomplete #spinalcord #syndromes
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
lateral sclerosis Pathophysiology ... involving both UMN ... - Causes progressive ... Escorial criteria uses ... evidence of both UMN
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Infection • Neuro: UMN ... stroke, tumor), LMN ... Differential #Diagnosis #causes
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... found in 60% of cases ... Sarcoidosis or Lofgren's syndrome ... Nodosum #Mnemonic #Causes
Hyperthermic Syndromes - This table summarizes the similarities and differences between some toxicologic causes of hyperthermic
Hyperthermic Syndromes ... some toxicologic causes ... of hyperthermic syndromes ... • Serotonin syndrome ... #Hyperthermic #Syndromes
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
and Nephrotic Syndromes ... Nephritic syndrome—due ... RBC casts in urine ... but in severe cases ... Nephritic #Nephrotic #Syndromes
Causes of Metabolic Alkalosis - Differential Diagnosis
Chloride depletion syndromes
 • Gastrointestinal losses
    -
Causes of Metabolic ... Chloride depletion syndromes ... • Liddle syndrome ... administration Other causes ... Differential #Diagnosis #Causes
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... - Refeeding Syndrome ... Diagnosis #Algorithm #causes ... potassium #low #pathophysiology
Jaundice - Pathophysiology and Causes

- Amy Chung, MD, MSc @AmyChung 

#Jaundice #Pathophysiology #Differential #Unconjugated #Causes #Diagnosis
Jaundice - Pathophysiology ... and Causes - ... #Jaundice #Pathophysiology ... #Unconjugated #Causes