15 results
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Polyneuropathy, Acute ... stroke, Acute spinal ... #differential # ... diagnosis #table ... #neurology
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
Approach to Hypomagnesemia ... urine magnesium x serum ... #algorithm #differential ... #diagnosis #causes ... #nephrology #magnesium
Classification, Differential Diagnosis, and Features of Hyponatremia According to Volume Status 

Hypervolemic hypernatremia 
 - CHF
Classification, ... Differential Diagnosis ... syndrome - Acute ... Diagnosis #Table ... #Causes
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Diagnosis Poor ... - Polyuria - Hypomagnesemia ... #Potassium #Table ... #Classification ... #Causes
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
#Differential # ... Diagnosis #Low # ... Magnesium #Table ... #Classification ... #Causes #Workup
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Diagnosis by Classification ... contractility) - Acute ... exacerbation (any cause ... #Diagnosis #Classification ... #Table #CriticalCare
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... Diagnosis Baseline ... osmolarity If cause ... #Diagnosis #nephrology ... #causes
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Diagnosis Algorithm ... Blood Loss • Acute ... MCV, MCH, MCHC, Serum ... Non-lmmune #Anemia #Classification ... #Causes #Hematology
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Causes of Hypomagnesemia ... after starvation, Acute ... aldosteronism #Hypomagnesemia ... #Causes #differential ... #diagnosis #nephrology
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
Causes of Polyuria ... - Differential ... Urine Osmolality > Serum ... Recovery from Acute ... #Polyuria #Nephrology