15 results
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Preoperative Risk ... event, follow ACC algorithm ... indicated • EKG ... Obtain EKG if: ... discussions, perioperative
Emergency Management of Hyperkalemia in Adults
Assess Patient - Airway Breathing Circulation Disability Exposure (ABCDE) Approach
 •
Management of Hyperkalemia ... clinical scenario, ECG ... and rate of rise ... prevent further rise ... #management #algorithm
Potassium-Binding Agents to Treat Hyperkalemia
Sodium zirconium cyclosilicate (Lokelma):
 • Mechanism: Preferentially captures K in exchange for
Agents to Treat Hyperkalemia ... dose at weekly intervals ... necessary at 1-wk intervals ... sodium intake; risk ... #pharmacology #table
Compelling and Possible Contraindications to Antihypertensive Drugs
Diuretics (thiazides)
 - Gout
 - Metabolic syndrome, Glucose intolerance, Pregnancy,
, Hypokalemia, Erectile ... associated with higher risk ... of hyperkalemia ... Pgp-dependent drugs (e.g ... contraindications #table
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
Hyperkalemia shortens ... prolonged PR and QT intervals ... #Diagnosis #Hyperkalemia ... #EKG #ECG #Changes ... #Progression #Table
Hyperkalemia - Management Algorithm
 • IV calcium
 • IV insulin and glucose and/or salbutamolt
 • Consider
Hyperkalemia - Management ... Algorithm • IV ... potassium and ECG ... , Prolonged PR interval ... , asystole #hyperkalemia
Bleeding Risk for Various Invasive/Surgical Procedures
Low Risk:
 • Dental extractions (1 or 2 teeth), endodontic (root
Bleeding Risk for ... pacemaker insertion or internal ... #Preoperative # ... Perioperative #Procedures ... #Table #Stratification
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... heparinized tube) • ECG ... depress, ↑PR ↑QRS intervals ... Elimination (see Table ... #Hyperkalemia
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
An acute rise or ... with previously stable ... hypertension and no other risk ... disorders including hypokalemia ... Hyperthyroidism, Hypercalcemia
Recurrent Polymorphic VT/Torsades de Pointes - Management Algorithm
Drugs that prolong QT interval:
 • Class 1a (quinidine,
Pointes - Management Algorithm ... that prolong QT interval ... Hypomagnesemia • Hypokalemia ... • Adult: 0.5-5 mcg ... TDP #Management #Algorithm