99 results
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Diagnosis Workup Algorithm ... Hypervolemic: Conn syndrome ... , Cushing syndrome ... Diagnosis #Workup #Algorithm ... #nephrology #sodium
Causes of Generalized Edema - Differential Diagnosis Algorithm
Overfill (Increased renal sodium retention, Urine Na > 40meq/L)
Differential Diagnosis Algorithm ... Overfill (Increased renal ... sodium retention ... • Nephrotic Syndrome ... Differential #Diagnosis #Algorithm
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... Extra-renal Losses ... SAME, Cushing Syndrome ... , Gitelman syndrom ... Differential #Diagnosis #Algorithm
Inherited Defects in Kidney Tubule Epithelial Cells

Renal glucosuria - Na+-dependent glucose cotransporter
Cystinuria - Amino acid transporter
Bartter
transporter Bartter syndrome ... limb Gitelman syndrome ... tubule Liddle syndrome ... cell epithelial sodium ... of epithelial sodium
Causes of Developmental Delay - Differential Diagnosis Algorithm
Isolated Domain Delay - Reduced Respiratory Drive:
 • Cognitive
Differential Diagnosis Algorithm ... Developmental Delay: • Syndromic ... Landau-Kleffner Syndrome ... Mechanical (e.g. dental ... Differential #Diagnosis #Algorithm
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Differential Diagnosis Algorithm ... Osmolarity 3) Urine Sodium ... High Uric Acid → renal ... Differential #Diagnosis #Algorithm ... #nephrology #sodium
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Repeat the sodium ... - fevers • renal ... • nephrotic syndrome ... • renal failure ... Diagnosis #Workup #Algorithm
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Na <20: Extra-renal ... Urine Na >30: Renal ... Cirrhosis, Nephrotic syndrome ... #Hyponatremia #algorithm ... #diagnosis #sodium
Mechanisms of nephron damage in cardiorenal syndrome
 • Increased renal interstitial pressure
 • Hypoperfusion
 • Reduced
in cardiorenal syndrome ... • Increased renal ... Hypoperfusion • Reduced renal ... hypertrophy • Sodium ... #cardiorenal #syndrome
TiTrATE Approach to Vertigo
TiTrATE approach stands for Timing, Triggers and Targeted Examination.
4 vestibular syndromes that are
4 vestibular syndromes ... acute vestibular syndrome ... (eg central cause ... ) #Titrate #algorithm ... #vestibular #syndrome