31 results
Clues to Differential Diagnosis of Central Cyanosis: Onset of cyanosis, Clubbing, Secondary erythrocytosis, Auscultation, X-ray, Echocardiography,
Clues to Differential ... heart defect - Pulmonary ... diseases - Pulmonary ... #Cyanosis #Differential ... #Table #Comparison
Causes of Hypokalemia

Hypokalemia results from abnormal losses, transcellular shifts, or insufficient intake (Table 1).6–8 Abnormal losses
Causes of Hypokalemia ... transcellular shifts ... insufficient intake (Table ... #Differential # ... Causes
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... phlebotomy High ... Intracellular Shift ... #differential # ... diagnosis #causes
Potassium-Binding Agents to Treat Hyperkalemia
Sodium zirconium cyclosilicate (Lokelma):
 • Mechanism: Preferentially captures K in exchange for
constipation, diarrhea, nausea ... ); nausea, vomiting ... patients sensitive to high ... #pharmacology #table ... #comparison #binders
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
associated with hypokalemia ... - Shift from extracellular ... - Insulin (high ... #Medications #differential ... diagnosis #nephrology #Causes
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... phlebotomy High ... Intracellular Shift ... #differential # ... diagnosis #causes
Etiologies of Hypoaldosteronism

Hyporeninemic Hypoaldosteronism (Low Renin, Low Aldosterone)
 - Diabetic Nephropathy 
 - NSAIDs
Non-Hyporeninemic Hypoaldosteronism (Normal
Resistance (Normal or High ... Renin, Normal or High ... Hypoaldosteronism #Differential ... #Aldosterone #Comparison ... #Table #Causes
Causes of Hyperkalemia - Differential Diagnosis Framework
 • Cellular Shift:
   - Exercise
Causes of Hyperkalemia ... - Differential ... Framework • Cellular Shift ... #Differential # ... #potassium #high
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Shock - Differential ... exacerbation (any cause ... flow) - Massive pulmonary ... Classification #Table ... #CriticalCare
Oxygen Delivery Devices - Comparison
Low Flow:
 • Nasal cannula (1-6L, 24-40% FiO2)
 • Face mask (5-10L,
Delivery Devices - Comparison ... , 35-50% FiO2) High ... 50-90% FiO2) • High-flow ... #table #pulmonary ... #criticalcare