20 results
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
require urgent nephrology ... PROBLEM ~80% of AKI cases ... CONSIDER INTRINSIC CAUSES ... KidneyInjury #simplified #workup ... #diagnosis #nephrology
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
repolarization causes ... in conduction causes ... wave to produce classic ... #Diagnosis #Hyperkalemia ... #Progression #Table
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
- Differential Diagnosis ... by Classification ... #Differential #Diagnosis ... #Classification ... #Table #Causes
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - Causes ... polyneuropathy (e.g ... Hyperreflexia #Testing #Causes ... #differential #diagnosis ... #table #neurology
Common Medications Known to Prolong QTc
Antiarrhythmics - Amiodarone, sotalol, flecainide, quinidine, dronedarone, dofetilide
Vasopressors/inotropes - Epinephrine, norepinephrine,
Known to Prolong QTc ... #Medications #Causes ... #differential #diagnosis ... #pharmacology # ... table
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Excessive GI losses ... #Differential #Diagnosis ... Low #Magnesium #Table ... #Classification ... #Causes #Workup
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
but in severe cases ... May be 10 (eg direct ... Nephrotic #Syndromes #Classification ... #Proteinuria #Nephrology ... #Diagnosis
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Causes of Secondary ... from different classes ... renovascular or endocrine causes ... Causes: • Vascular ... #causes #Differential
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
Classification of ... uropathy, Metabolic causes ... Diabetes #Insipidus #Classification ... #Types #Nephrology ... #Diagnosis #Differential
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
How do you work ... Cardioembolic: • ECG ... Ruled out other causes ... #diagnosis #checklist ... #neurology