80 results
ECG characteristics in Brugada Syndrome
 a. Broad P wave with some PQ prolongation
 b. J point
ECG characteristics ... in Brugada Syndrome ... Broad P wave with ... #EKG #Brugada # ... Syndrome #Waveform
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... mmol/L - true hyponatremia ... • nephrotic syndrome ... renal failure #Hypernatremia ... Workup #Algorithm #Nephrology
Hypo-osmolar Hypotonic HypoNatremia Algorithm (Serum Na+ < 135 meq/L, serum Osm < 275 mosm/kg)
Assess Volume Status,
Hypo-osmolar Hypotonic HypoNatremia ... Osm < 275 mosm/kg ... Urine Osm #Hyponatremia ... Algorithm #Diagnosis #Nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Diagnosis Algorithm Syndrome ... • Nephrotic syndrome ... Uosm < 100 mmol/kg ... #Nephrology #Differential
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Diagnosis Algorithm Syndrome ... • Nephrotic syndrome ... Uosm < 100 mmol/kg ... #Nephrology #Differential
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
: > 600 mOsm/kg ... mechanism ≤ 600 mOsm/kg ... Hypervolemic: Conn syndrome ... , Cushing syndrome ... Workup #Algorithm #nephrology
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia ... Algorithm Hypertonic Hyponatremia ... irrigants Hypotonic Hyponatremia ... Cirrhosis, Nephrotic syndrome ... diagnosis #sodium #nephrology
Hyponatremia Correction
1. Indications for Hypertonic Saline: seizure, coma, focal findings
   - typically occurs with
Hyponatremia Correction ... Overcorrection of Hyponatremia ... Demyelination Syndrome ... in water @ 3cc/kg ... rate #management #nephrology
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Neuroleptic malignant syndrome ... • Serotonin syndrome ... Anticholinergic syndrome ... Sympathomimetic syndrome ... Anesthesiology #Anesthesia
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... Diagnosis Algorithm Hypernatremia ... Polyuria scheme) e.g ... Hyperventilation #Hypernatremia ... #Nephrology #Differential