16 results
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
3 questions to work ... Calculate serum osmolality ... Measure urine osmolality ... demyelination syndrome ... of symptomatic (seizures
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... and Workup Step ... mmol/L - true hyponatremia ... • nephrotic syndrome ... #Diagnosis #Workup
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis Workup ... 1) Check Urine Osmolality ... Hypervolemic: Conn syndrome ... , Cushing syndrome ... Differential #Diagnosis #Workup
Diagnostic Approach to Hyponatremia
Box A:
 • Normo/hyperosmolar Hyponatremia: Glucose, Mannitol, Glycine, Contrast media, Maltose
 • Pseudohyponatremia:
Diagnostic Approach to Hyponatremia ... Normo/hyperosmolar Hyponatremia ... 8, Somnolence, Seizures ... Wilkinsonjonny #Hyponatremia ... Diagnosis #Algorithm #workup
Hyponatremia (<135 mEq/L) is a common electrolyte abnormality caused by an excess of total body water
Hyponatremia (<135 ... asymptomatic to seizures ... urea causes the hyponatremia ... True hyponatremia ... #hyponatremia #ADH
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Causes of Seizures ... vasoconstriction syndrome ... Hyperglycemia, Hyponatremia ... Eclampsia, Prophyria #Seizures
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Irritable bowel syndrome ... electrolytes, osmolality ... Malabsorption syndromes ... Irritable bowel syndrome ... management #algorithm #workup
Causes of Pediatric Seizures - Differential Diagnosis Algorithm
Infantile:
 • Benign Focal Epilepsy of Infancy
 • West
Causes of Pediatric Seizures ... • Dravet Syndrome ... Infection: • Febrile Seizures ... Hypocalcemia • Hyponatremia ... Cataplexy #Seizures
Hyponatremia Correction
1. Indications for Hypertonic Saline: seizure, coma, focal findings
   - typically occurs with
Hyponatremia Correction ... Hypertonic Saline: seizure ... Overcorrection of Hyponatremia ... Demyelination Syndrome ... MetroHealth_EM #Hyponatremia
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Kidney Injury - AKI Workup ... urea, uric acid, osmolarity ... Abdominal compartment syndrome ... • Cardio-renal syndrome ... #Injury #AKI #Workup