9 results
Gitelman Syndrome Pathophysiology
Gitelman Syndrome is a rare autosomal recessive salt-losing tubulopathy with a prevalence of 1-
Gitelman Syndrome ... Pathophysiology ... Gitelman Syndrome ... → Hypokalemia Metabolic ... #Syndrome #Pathophysiology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Alkalosis: Differential ... postchronic hypercapnia (acute ... furosemide-like lesion) • Gitelman ... #Alkalosis #Differential ... Diagnosis #Causes #nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
Gitelman Syndrome ... distal convoluted tubule ... Hypochloremic metabolic ... ratio 0.5%) Differential ... #pathophysiology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
diuretic use, Bartter syndrome ... , Gitelman syndrome ... in the proximal tubule ... urine #Algorithm #nephrology ... #differential #
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Hypochloremia - Differential ... - Bartter - Gitelman ... SIGNS: • Muscle ... Diagnosis #Algorithm #Pathophysiology ... #Nephrology #Chloride
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Impairment: • Acute ... Radiation • Metabolic ... Lack of UMN/LMN signs ... #Diagnosis #neurology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup and Differential ... hypertension and signs ... hypokalemia and metabolic ... renal bruit or signs ... Neurologic disorders
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... • Locked-in syndrome ... • Mutism Pathophysiology ... • Examine for signs ... #PhysicalExam #neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... Etiology: • Pathophysiology ... Reversible course Differential ... Drug toxicity, Metabolic ... , ADEM, Acute toxic