37 results
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Guillain-Barré syndrome ... Hyperthyroidism, Serotonin syndrome ... Testing #Causes #differential ... #diagnosis #table ... #neurology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Syndrome ... cardiomyopathy, Horner syndrome ... Miller Fisher Syndrome ... #Barre #Syndrome ... #diagnosis #management
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Dyspnea - Differential ... fast - Too slow ... Hepatopulmonary syndrome ... Myasthenia - Guillain ... #dyspnea #sob #differential
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
paraproteinemia, acute ... alkalosis, Hungry bone syndrome ... Tumor genesis syndrome ... FGF-23: Fanconi syndrome ... Workup #phosphate #nephrology
Etiologies of Peripheral Neuropathy
 • Metabolic / Nutritional: DiabetesB12 deficiency, Uremia/ESRD, Hypothyroidism
 • Medication-induced: ART, Antibiotics,
Inflammatory/AI: CIDP, Guillain-Barre ... Paraprotein-associated (POEMS syndrome ... Fabry's disease, Acute ... Peripheral #Neuropathy #differential ... diagnosis #causes #neurology
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup - Differential ... Hyperphosphatemia, Acute ... metastases, Hungry bone syndrome ... Hypocalcemia #Workup #Differential ... Diagnosis #Algorithm #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Appropriately Low ... Shift: Refeeding Syndrome ... , Acute Respiratory ... Tumor Genesis Syndrome ... FGF23: Fanconi Syndrome
Thiamine Deficiency - Differential Diagnosis Framework and Clinical Manifestations

Causes of Thiamine Deficiency:
 • Poor intake:
	- Diets
- Refeeding syndrome ... rice, Cereals • Low ... Wernicke-Korsakoff Syndrome ... • Korsakoff Syndrome ... #Diagnosis #syndromes
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Chronic Dyspnea - Differential ... Artery Disease • Stable ... Angina • Acute ... Coronary Syndrome ... #Dyspnea #SOB #Differential
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
AIP: acute interstitial ... PSS: Sjogren syndrome ... CTILD #Diagnosis #Differential ... #Comparison #Table ... #Pulmonary #Rheumatology