13 results
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... - Differential ... suggests either secondary ... • Renal tubular ... #differential #
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Causes of Secondary ... Hypertension - Differential ... ultrasound, Tests ... Duplex Doppler ultrasound ... (correction of hypokalemia
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
EABV) - Consider: Hypovolemia ... Vasopressin-independent - Consider: Primary ... solute intake, Renal ... #diagnosis #differential ... #algorithm #causes
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... - Differential ... Malignancy True hypovolemia ... GI losses • Renal ... suppression • Primary
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... - Differential ... Malignancy True hypovolemia ... GI losses • Renal ... suppression • Primary
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Pathologic / Fragility Fractures ... - Differential ... Osteodystrophy - Secondary ... Phosphate Deficiency Primary ... #Orthopedics #Causes
Causes of Altered Level of Consciousness GCS < 7 - Differential Diagnosis Algorithm

Brain Involvement - Hemispheric
Causes of Altered ... Consciousness GCS < 7 - Differential ... Abscess • Skull fracture ... Excesses • Liver/Renal ... • Hypocalcemia
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Weakness, fatigue, nausea ... , hypotension, hyponatremia ... , hyperkalemia, ... baseline ACTH - Primary ... baseline ACTH - Secondary
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Causes of Hypokalemia ... Villous adenoma Renal ... thiazide-like diuretics), Primary ... hyperaldosteronism, Secondary ... #Causes #differential
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... of hypotonic hyponatremia ... Present (Uosm ≥100): Hypovolemia ... water intake (Primary ... #differential #