12 results
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
Hyperkalemia shortens ... repolarization; changes ... repolarization causes ... #Diagnosis #Hyperkalemia ... #EKG #ECG #Changes
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... only if no clear cause ... emcrit.org/ibcc/hyperkalemia ... management of hyperkalemia ... #Hyperkalemia
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
hypertension and signs ... disorders including hypokalemia ... renal bruit or signs ... hormonal excess or hypokalaemia ... Hyperthyroidism, Hypercalcemia
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
high WBC count cause ... tinnitus, visual changes ... WBC >100k, + lab signs ... hydration - Hyperkalemia ... unless worrisome EKG
Evaluation and Management of Hypokalemia

Hypokalemia is often asymptomatic. Evaluation begins with a search for warning signs
Management of Hypokalemia ... Hypokalemia is ... search for warning signs ... palpitations, changes ... Most cases of hypokalemia-induced
Pseudohyperkalemia vs Reverse Hyperkalemia

Pseudohyperkalemia and reverse pseudohyperkalemia are both conditions where potassium levels appear falsely elevated.

Pseudohyperkalemia:
This
Pseudohyperkalemia vs Reverse Hyperkalemia ... • No clinical signs ... of hyperkalemia ... No symptoms of hyperkalemia ... Pseudohyperkalemia #Reverse #Hyperkalemia
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
-60y (hormonal changes ... hyperphosphatemia, hypercalcemia ... patients) and/or hypercalcuria ... of diagnosis (e.g ... Diagnosis #Management #Signs
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... STE: "Pardee's sign ... Disorders: • Hyperkalemia ... no P waves • Hypercalcemia ... dissection • Sodium-channel
The chemical formula of Digoxin is C41 H64 O14.
Digoxin (Cardiac glycoside) reversibly inhibits the sodium-potassium-ATPase, causing
, hypokalemia, hypomagnesemia ... , hypercalcemia, ... Hypokalemia is a ... often the first sign ... consists of T wave changes
Bradycardia - Differential Diagnosis 
 • Cardiac disease: Myocardial ischemia / infarction, Myocarditis, Congenital disorders, Cardiomyopathies,
. hyperkalemia) ... blockers, calcium channel ... • Infections (e.g ... Physiological causes ... (e.g. athletes,