14 results
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue ... • Adrenal Insufficiency ... Liver Failure • Hypercalcemia ... Pulmonary Disease Neurologic ... • Myasthenia Gravis
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
GI losses - Chronic ... - Hypokalemia ... Diagnosis #Low #Magnesium ... #Table #Classification ... #Causes #Workup
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
failure (acute and chronic ... Hypokalemia ... Chronic progressive ... (with renal insufficiency ... #nephrology
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
Framework and Workup ... HCO3 - Renal insufficiency ... normal Type 4: Hyperkalemic ... Surgical drains - Chronic ... #nephrology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Respiratory insufficiency ... inhibition - Chronic ... Myasthenia Crises ... Fluoroquinolones, Magnesium ... diagnosis #management #neurology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... trauma - Ischemic colonic ... deficiency • Renal insufficiency ... differential #diagnosis #causes ... potassium #high #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... trauma - Ischemic colonic ... deficiency • Renal insufficiency ... differential #diagnosis #causes ... potassium #high #nephrology
Hypermagnesemia - Diagnosis and Management

Hypermagnesemia is a serum magnesium concentration > 2.6 mg/dL.
Symptoms include hyporeflexia, hypotension,
mortality in ICU Causes ... hypocalciuric hypercalcemia ... deficiency, adrenal insufficiency ... helpful in severe cases ... #nephrology
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... Creatinine • Chronic ... ARB • Adrenal insufficiency ... • NSAlDs #Hyperkalemia ... IntercellularShift #Nephrology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acute or chronic ... tubular acidosis/Chronic ... failure - Adrenal insufficiency ... GBS, Myasthenia gravis ... Diagnosis #Summary #Nephrology