78 results
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Polyneuropathy, Acute ... stroke, Acute spinal ... polyneuropathy (e.g ... #differential #diagnosis ... #table #neurology
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Common causes of ... - Differential Diagnosis ... inhibitors, hepatorenal syndrome ... ) • Drugs (e.g ... #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... stimulus to ADH • Pain ... • Drugs • Pulmonary ... Uosm < 100 mmol/kg ... #Hyponatremia #Nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... stimulus to ADH • Pain ... • Drugs • Pulmonary ... Uosm < 100 mmol/kg ... #Hyponatremia #Nephrology
Acute Kidney Injury (AKI) - Common Patterns on Urinalysis
 - Prerenal
 - ATN
 - AIN
 -
Acute Kidney Injury ... Prerenal - ATN - AIN ... AKI #Urinalysis #diagnosis ... #table #comparison ... #nephrology
Diffuse Acute Abdominal Pain (<72 hours) - Differential Diagnostic Algorithm
Look for surgical abdomen
Upper quadrant: R/O cardiac,
Diffuse Acute Abdominal ... Pain (<72 hours ... : R/O cardiac, pulmonary ... Metabolic disease (e.g ... Irritable bowel syndrome
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Cirrhosis Syndrome ... - Malignancy (e.g ... pathology (e.g. ... SSRIs) Severe pain ... #Table #Causes
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Simplified Approach to Acute ... dialysis indication (e.g ... require urgent nephrology ... Nephrotoxic drugs (e.g ... #nephrology
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
in Wonderland Syndrome ... (Many causes!) ... • Infection (e.g ... Brain lesions (e.g ... #diagnosis #neurology
Chest Pain - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
Chest Pain - Diagnosis ... History and Exam Acute ... life-threatening causes ... Pneumothorax • Pulmonary ... Initial workup: • EKG