20 results
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... phlebotomy High ... Intracellular Shift ... causes #potassium #high ... #nephrology
Drugs associated with hypokalemia and hypomagnesemia

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

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... phlebotomy High ... Intracellular Shift ... causes #potassium #high ... #nephrology
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
patients with hypokalemia ... creatinine) • Cell shift ... syndrome #hypokalemia ... differential #algorithm #diagnosis ... #nephrology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
immature blasts and high ... WBC >100k, + lab signs ... hydration - Hyperkalemia ... Syndrome #TLS #diagnosis ... #management #hematology
Causes of Hyperkalemia - Intercellular Shift - Differential Diagnosis Algorithm
Transcellular Shift - Appropriate renal excretion (GFR,
Causes of Hyperkalemia ... Intercellular Shift ... Transcellular Shift ... • Cell Lysis (e.g ... IntercellularShift #Nephrology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Disease, PRES Pathophysiology ... Lumbar Puncture, EEG ... Induction Rx: high-dose ... Erythematosus #SLE #CNS #neurology ... #rheumatology #
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
Causes of Hypokalemia ... - Differential Diagnosis ... Transcellular shift ... #Nephrology #Differential ... #Diagnosis #Algorithm
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... - Differential Diagnosis ... • Low EABV (e.g ... IntercellularShift #Nephrology ... #Differential #Diagnosis
Stiff Person Syndrome (SPS) - Diagnosis and Management Summary

Epidemiology:
 • Prevalence: 1-2 cases per million -
Syndrome (SPS) - Diagnosis ... Person Syndrome Pathophysiology ... , diaphoresis, high ... : • High index ... Management #treatment #neurology