6 results
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Digoxin effect on ... Electrocardiogram ... fibrillation and atrial flutter ... #Electrocardiogram ... #Digitalis #ECG
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
DANGER (4) Vfib/flutter ... (2) Atrial flutter ... absent P (2) A flutter ... lower AV cells can function ... #electrocardiogram
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Differential Diagnosis Algorithm ... Afferent Pupil Defect ... Pharmacologic (e.g ... Neuromuscular Junction ... Differential #Diagnosis #Algorithm
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Differential Diagnosis Algorithm ... - Quantitative Defect ... Disordered Platelet Function ... - Qualitative Defect ... Rare • Drugs (e.g
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... < 120 ms = AV junction ... Saw-Tooth = Atrial Flutter ... #Interpretation ... #ECG #Electrocardiogram
Pulmonary Function Test (PFT) Interpretation Algorithm

Approach to PFTs:
1) Look at Flow-Volume Loop if available
2) FEV1/FVC <
Pulmonary Function ... Test (PFT) Interpretation ... Algorithm Approach ... (diffusion defect ... #Algorithm #diagnosis