22 results
Pharmaceutical Management of Hyperthyroidism / Thyroid Storm
Beta-Blockers 
• Decreases sympathetic hyperactivity 
• Partially blocks peripheral conversion
Pharmaceutical Management ... Thyroid Storm Beta-Blockers ... peripheral conversion ... #ThyroidStorm #Management ... #Pharmacology #Medications
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
inhibition (NSAIDs, Beta-Blockers ... Sodium-channel blockers ... #differential #diagnosis ... #pharmacology #potassium ... #medications #druginduced
Common sodium channel blockers which cause QRS widening.

Anticonvulsants: 
 - Carbamazepine 
Antidysrhythmics:  
 - Group
sodium channel blockers ... - Amantadine Beta ... Blockers: - ... #Medications #Toxicology ... #Diagnosis #Differential
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Differential Diagnosis ... • Recent IV potassium ... • Beta blockers ... Medications 2. ... #causes #potassium
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
before dropped beat ... after dropped beat ... Brady Management ... degrees #summary #Diagnosis ... #EKG #electrocardiogram
Pheochromocytoma - Diagnosis and Management Summary
10 percent rule = 10% of pheochromocytomas are extra-adrenal, multiple, bilateral,
Pheochromocytoma - Diagnosis ... and Management ... procedures (eg, ... Starting beta blockers ... • Beta blockers
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Differential Diagnosis ... • Recent IV potassium ... • Beta blockers ... Medications 2. ... #causes #potassium
Hyperkalemia - Management Algorithm
 • IV calcium
 • IV insulin and glucose and/or salbutamolt
 • Consider
Hyperkalemia - Management ... Dialysis Serum potassium ... and ECG changes ... #high #diagnosis ... #management #algorithm
Emergent Hyperkalemia Treatment Algorithm
ECG changes, weakness, K+ >6.5 Or renal insufficiency with K >5.5 with cellular
bradycardia, AV blocks ... Combo of insulin + beta-agonist ... glucose <100 • Beta-agonist ... treatment Remove potassium ... Treatment #Algorithm #Management
Endocarditis checklist
Initial evaluation
 • Peripheral blood cultures (three sets at three different sites)
 • Additional culture
spleen, brain) Indications ... telemetry for heart block ... • Aggressive management ... #criticalcare #diagnosis ... #management