15 results
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... intracellular Ca ... biphasic T waves - Short ... Electrocardiogram #EKG ... #Cardiology #Digitalis
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
, long P • ↑ Ca ... see below) • ↓ Ca ... #EKG #Checklist ... #diagnosis #cardiology ... electrocardiogram #differential
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
Short Stature - ... Differential Diagnosis ... Puberty Onset (BA = CA ... Puberty Onset (BA < CA ... #ShortStature #Differential
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
ST elevation: Differential ... antidepressant (TCA ... electrocardiogram #diagnosis #ekg ... #differential # ... cardiology
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
, Sarcoidosis, GPA ... disease, Vasculitis (e.g ... Marfan syndrome, Takayasu's ... cell arteritis, Takayasu's ... #joint #pain #differential
Highlighted Conditions With Arteritis or Periarteritis of the Coronaries
Takayasu's arteritis:
 - Onset < 40 yrs
 -
the Coronaries Takayasu's ... Oral and genital Sores ... Coronaries #Arteritis #Differential ... #Diagnosis #Cardiology
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
500 DANGER - Short ... <300-360 ms: ↑ca ... #Approach #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology
Hypocalcemia - Differential Diagnosis Algorithm - Low and High PTH
LOW PTH - Hypoparathyroid
 - Congenital (Pediatric)
Hypocalcemia - Differential ... Pediatric) • Ca-S-R ... Malabsorption • Short ... Vit-D degradation (eg ... #Hypocalcemia #Differential
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... deWinter T waves - starts ... #EKG #diagnosis ... electrocardiogram #cardiology ... Interpretation #differential
Hemorrhagic Pericardial Effusions (Hemopericardium)- Differential Diagnosis Framework

IATROGENIC DISEASE
Secondary to invasive cardiac procedures

NONIATROGENIC
• Malignancy (e.g., metastatic spread:
Hemopericardium)- Differential ... • Malignancy (e.g ... • MCTD, Lupus, GPA ... Hemopericardium #Differential ... #Diagnosis #cardiology