360 results
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
- Differential Diagnosis ... Algorithm ADH ... • Renal Failure ... Hypovolemic - GI losses, renal ... #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
- Differential Diagnosis ... Algorithm Syndrome ... Pain/Post-op • Neurologic ... GI losses • Renal ... #Algorithm #Causes
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
- Differential Diagnosis ... Algorithm Syndrome ... Pain/Post-op • Neurologic ... GI losses • Renal ... #Algorithm #Causes
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
renal potassium ... excretion • Acute renal ... failure • Chronic renal ... high: • Post-renal ... #algorithm #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
- Differential Diagnosis ... Algorithm Extra-renal ... loss (Diarrhea) Renal ... #Algorithm #causes ... potassium #low #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential Diagnosis ... Algorithm Defining ... gastrointestinal K loss • Renal ... hypokalemia • Renal ... #nephrology #potassium
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
HYPOVOLEMIC • extra-renal ... - fevers • renal ... • nephrotic syndrome ... • renal failure ... #Workup #Algorithm
Hypercortisolism (Cushing syndrome) - Simplified Differential Diagnosis Algorithm
Exogenous (ACTH-independent)
Endogenous
 • ACTH-dependent:
    - ACTH-secreting
Hypercortisolism (Cushing syndrome ... Simplified Differential Diagnosis ... Algorithm Exogenous ... hyperplasia - Adrenal ... #Algorithm #endocrinology
Hypophosphatemia Diagnostic Algorithm
- GI Losses
- Redistribution
- 1° HPT
- 1° Renal PO4 wasting: Hereditary, TIO, Fanconi Syndrome,
Hypophosphatemia Diagnostic ... Algorithm - GI ... - 1° HPT - 1° Renal ... , TIO, Fanconi Syndrome ... #nephrology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
urinary sediment, renal ... renal biopsy • ... eosinophiluria, renal ... protein-electrophoresis, renal ... markers • Cardio-renal