14 results
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... - Differential Diagnosis ... Defining the cause ... #differential #diagnosis ... #nephrology #potassium
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... wasting from other causes ... suggests extra-renal causes ... #Hypokalemia #diagnosis ... #nephrology #low
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
• Refeeding syndrome ... Thyrotoxicosis Medications ... vomiting) • Low K ... #Algorithm #nephrology ... #low #potassium
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Differential Diagnosis ... - Tumor lysis syndrome ... Medications 2. ... #causes #potassium ... #high #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Differential Diagnosis ... - Tumor lysis syndrome ... Medications 2. ... #causes #potassium ... #high #nephrology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Etiology: • Medications ... only if no clear cause ... Elimination (see Table ... Management #Treatment #potassium ... #nephrology #K
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
dark; • Slow redilation ... Holmes-Adie Syndrome ... females Differential Diagnosis ... dissociation • Other causes ... #ophthalmology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Diagnosis of ... Kidney stones caused ... Excretion #Diuresis #Nephrology ... #Pharmacology #Medications ... #Table
Horner's Syndrome on Physical Exam

A 75yoF was referred in for facial swelling and eyelid changes 1
consistent with a diagnosis ... experience, the cause ... #clinical #video ... #ophthalmology ... #physicalexam #neurology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
algorithm Urine Na+K ... Cirrhosis, Nephrotic syndrome ... #differential #diagnosis ... #table #sodium ... #nephrology