34 results
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Diagnosis Algorithm ... Transcellular Shift ... #Differential # ... nephrology #low #potassium
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Adrenal Insufficiency ... Differential Diagnosis ... hyponatremia, hyperkalemia ... : • High baseline ... #Differential #Diagnosis
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Hyperkalemia: Diagnostic ... Normal, Renin High ... • Congenital adrenal ... #Diagnosis #algorithm ... #differential
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Adrenal Insufficiency ... Diagnosis Algorithm ... Measure ACTH: - High ... #Adrenal #Insufficiency ... Stimulation #Test #Endocrinology
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
Diagnosis Adrenal ... Insufficiency - ... Step 3) Differentiate ... pituitary gland) - High ... #Stimulation #Endocrinology
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
ACTH-Dependent (Secondary):
 • Pituitary Dysfunction
 • Hypothalamic Dysfunction
ACTH-Independent (Primary):
Insufficiency - ... Differential Diagnosis ... #Insufficiency ... #AI #Differential ... #Causes #endocrinology
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
creatinine) • Cell shift ... ↑ Aldosterone: Adrenal ... #urine #potassium ... #differential # ... algorithm #diagnosis
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... Diagnosis Framework ... Intracellular Shift ... insufficiency/Failure ... #potassium #high
Adrenal Insufficiency Diagnosis Algorithm
Clinical features: 
 - Weight loss, anorexia, Weakness, fatigue, GI distress
 - Hypotension,
Adrenal Insufficiency ... Diagnosis Algorithm ... Hyperpigmented skin (due to high ... Hyponatremia, hyperkalemia ... Stimulation #StimTest #Endocrinology
Causes of Hyperkalemia

Hyperkalemia is caused by excess potassium intake, impaired potassium excretion, or transcellular shifts. The
transcellular shifts ... with impaired renal ... and underlying renal ... dysfunction is common #Diagnosis ... Differential #Causes