26 results
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
, Pyroglutamic acid ... Chronic progressive ... (with renal insufficiency ... Acid loads (ammonium ... #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... gastrointestinal K loss • Renal ... • Renal tubular ... , glycyrrhizic acid ... #nephrology #potassium
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
GI losses - Chronic ... - Hypokalemia ... Low #Magnesium #Table ... Classification #Causes ... #Workup #hypomg
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue ... • Adrenal Insufficiency ... Metabolic • Renal ... Liver Failure • Hypercalcemia ... Pulmonary Disease Neurologic
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Algorithm Extra-renal ... Losses: • Normal Acid-Base ... Diagnosis #Algorithm #causes ... potassium #low #nephrology
Causes of Chronic Kidney Disease - Differential Diagnosis Algorithm
Decreased kidney function (eGFR < 60 ml/min/1.73 m2)
Causes of Chronic ... 3 months Pre-Renal ... Hyperoxaluria • Hypercalcemia ... KidneyDisease #Nephrology ... Diagnosis #Algorithm #Causes
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Kidney Injury - AKI Workup ... electrolytes, urea, uric acid ... osmolarity If cause ... Differential #Diagnosis #nephrology ... #causes
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... : • Acute or chronic ... Hypervolemia, UNa ... Diagnosis #Algorithm #Causes ... #nephrology
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Renal artery stenosis ... NephTwitter) #Hypokalemia ... Algorithm #Diagnosis #Causes ... #Workup #Nephrology
Hyperkalemia - Differential Diagnosis Framework

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