50 results
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Diuretics, Bartter Syndrome ... , Gitelman Syndrome ... GRA, Cushing's syndrome ... , Liddle syndrome ... #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Losses: • Normal Acid-Base ... Aldosterone: Liddle's Syndrome ... SAME, Cushing Syndrome ... diuretics, Bartter syndrome ... , Gitelman syndrom
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
- Differential ... Diuretics, Bartter Syndrome ... , Gitelman Syndrome ... GRA, Cushing's syndrome ... , Liddle syndrome
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
- Differential ... Diagnosis Algorithm ... diuretic use, Bartter syndrome ... , Gitelman syndrome ... poisoning • Normal acid-base
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Diagnosis Framework ... - Medications: Opiate ... response, Serotonin syndrome ... Miosis: Horner's syndrome ... Bromides, Valproic acid
Pupils: Localization in Coma
 • Small, Reactive pupils: Metabolic coma.
 • Unilateral Fixed, dilated pupil :
ICH, infarct, Opiate ... • Horner's syndrome ... Localization #Coma #Neurology ... #differential # ... diagnosis
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
diuretic use, Bartter syndrome ... , Gitelman syndrome ... and potassium acid ... #differential # ... diagnosis
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Guillain-Barre syndrome ... Lambert Eaton Syndrome ... aminoglycosides) • Muscles: Acid ... Weakness #Causes #differential ... #diagnosis #neurology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Diagnosis Algorithm ... and metabolic alkalosis ... Cerebral salt wasting syndrome ... Stress, Drugs, Syndrome ... • Nephrotic syndrome
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... cirrhosis, nephrotic syndrome ... , CNS Disease, Meds ... (Opiates, SSRIs ... #diagnosis #nephrology