16 results
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... - Differential Diagnosis ... Algorithm Hypernatremia ... #Nephrology #Differential ... #Diagnosis #Algorithm
Hypo-osmolar Hypotonic HypoNatremia Algorithm (Serum Na+ < 135 meq/L, serum Osm < 275 mosm/kg)
Assess Volume Status,
Hypo-osmolar Hypotonic HypoNatremia ... Algorithm (Serum ... Osm < 275 mosm/kg ... #Algorithm #Diagnosis ... #Nephrology #Differential
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Algorithm Syndrome ... Pain/Post-op • Neurologic ... Uosm < 100 mmol/kg ... #Diagnosis #Algorithm
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Algorithm Syndrome ... Pain/Post-op • Neurologic ... Uosm < 100 mmol/kg ... #Diagnosis #Algorithm
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... Workup Algorithm ... : > 600 mOsm/kg ... mechanism ≤ 600 mOsm/kg ... #nephrology #sodium
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
sign A - Biphasic ... chest pain • Wellens ... sign B - Deeply ... of the leads l, aVL ... #EKG #diagnosis
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential Diagnosis ... Algorithm Red ... • Meningeal signs ... CNS infection (e.g ... #Algorithm #neurology
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
- Differential Diagnosis ... Algorithm Cause ... - Metabolic alkalosis ... - Gitelman SIGNS ... #Nephrology #Chloride
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... Equivalents / Don't Miss Signs ... STE in avR - Wellen's ... wave inversion in avL ... #EKG #diagnosis
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
- Differential Diagnosis ... Algorithm Polyuria ... concentration (e.g ... GI Bleed) • NaCl ... #Polyuria #Nephrology