17 results
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Vaughan Williams Classification ... reduce speed of ion ... prolong AV node repolarization ... #Pharmacology #Classification ... #Classes #pathophysiology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... reduce speed of ion ... prolong AV node repolarization ... #Pharmacology #Classification ... #Classes #pathophysiology
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Vaughan Williams Classification ... Class I (Ia, Ib ... Blockade • Slows depolarization ... VaughanWilliams #Classification ... #Classes #cardiology
Colorectal Dysplasia in IBD - IBD Algorithm

When / How to Screen for Dysplasia in IBD
New AGA
- IBD Algorithm ... New AGA Classification ... Colorectal #Dysplasia #IBDAlgorithm ... #IBD #Algorithm ... Gastroenterology #Management
Causes of Iron Deficiency - Differential Diagnosis Algorithm
 • Blood loss: GI (cancer, ulcer, IBD), GU
Causes of Iron Deficiency ... Differential Diagnosis Algorithm ... cancer, ulcer, IBD ... Differential #Diagnosis #Causes ... #Fe #algorithm
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Differential Diagnosis Algorithm ... Inflammatory: • IBD ... malignancy • Iron ... #Causes #Hematology
Iron Deficiency in Heart Failure - Diagnosis and Treatment Algorithm
Diagnosis: Ferritin <100 ng/mL (absolute ID) OR
and Treatment Algorithm ... ng/mL (absolute ID ... 20% (functional ID ... heartfailure #diagnosis #management ... #algorithm #cardiology
Iron Deficiency in Heart Failure
Pathophysiology:
Chronic heart failure leads to an increase in inflammatory cytokines → Inflammation
→ Inflammation causes ... ng/mL (absolute ID ... 20% (functional ID ... endpoint of all-cause ... heartfailure #diagnosis #management
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Differential Diagnosis Algorithm ... Volume (<80 fL) • Iron ... #Anemia #MCV #Classification ... #Causes #Hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Differential Diagnosis Algorithm ... MCH, MCHC, Serum Iron ... Reticulocytes • Iron ... Non-lmmune #Anemia #Classification ... #Causes #Hematology