34 results
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Shift Work) Sleep ... Restless Legs Syndrome ... Hypoventilation Syndrome ... • Neurologic ... Disorders (Eg.
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... Workup Algorithm ... Hypervolemic: Conn syndrome ... , Cushing syndrome ... #Algorithm #nephrology
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
- Differential ... disease, Milk Alkali Syndrome ... Drugs, Endocrine disorders ... disease, Viral Syndromes ... #nephrology #PTH
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Diagnosis Algorithm Syndrome ... Pain/Post-op • Neurologic ... • Nephrotic syndrome ... Uosm < 100 mmol/kg ... #Nephrology #Differential
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Diagnosis Algorithm Syndrome ... Pain/Post-op • Neurologic ... • Nephrotic syndrome ... Uosm < 100 mmol/kg ... #Nephrology #Differential
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... - Differential ... , Infiltrative disorders ... metastases, Hungry bone syndrome ... #Differential #
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
in Wonderland Syndrome ... • Psychiatric disorders ... Alice #Wonderland #Syndrome ... #diagnosis #neurology ... #differential
Pediatric Constipation - Differential Diagnosis Algorithm
Dietary/Functional
 • lnsufficient Volume / Bulk
Neurologic
 • Hirschsprung's Disease
 • Imperforate
Constipation - Differential ... Volume / Bulk Neurologic ... Withholding • Painful (e.g ... Anatomic • Bowel ... Guillan-Barré Syndrome
Causes of Pediatric Constipation - Differential Diagnosis Algorithm
Dietary / Functional:
 • Insufficient Volume / Bulk
Neurologic:
 •
Constipation - Differential ... Volume / Bulk Neurologic ... Withholding • Painful (e.g ... Anatomic: • Bowel ... Guillain-Barré Syndrome
Mesenteric Ischemia - Differential Diagnostic Schema
Chronic: ASCVD, Venous, Vasculitides 5% (PAN, [E]GPA, IgA, MPA)
Acute
 - Venous
Mesenteric Ischemia - Differential ... Thrombus, 1° clotting disorder ... inflammation (e.g ... Antiphospholipid syndrome ... Hypoperfusion: Lumen (Bowel