14 results
A Lewis Lead (also called the S5 lead) is a modified ECG lead used to detect
is a modified ECG ... lead used to detect ... clinically, based on signs ... standard 12 lead ECG ... #Cardiology #EKG
Cardiac Event Monitoring Devices - Compared
Ambulatory ECG (Hotter):
 • Advantages: Continuous recording, records asx events, all
Compared Ambulatory ECG ... events, all (most) ECG ... Disadvantages: Short ... on ability to detect ... Devices #Comparison #cardiology
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
activates lipolysis Signs ... deficiency: - Short ... tissue expansion (e.g ... endocrinology #pathophysiology
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
• Lhermitte’s sign ... Afferent pupillary defect ... SIGNS/SYMPTOMS ... Signs and symptoms ... taper 3-7 days - Short
Atrial septal defect

An ECG may show the “crochetage” pattern (92% specific)—a notch near the apex of
Atrial septal defect ... An ECG may show ... larger shunt #ECG ... #EKG #Cardiology ... #Crochetage #Sign
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... Equivalents / Don't Miss Signs ... deWinter T waves - starts ... #EKG #diagnosis ... electrocardiogram #cardiology
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
arrhythmias, congenital defects ... -> Cherry-red spot ... Occlusion #CRAO #pathophysiology ... ophthalmology #diagnosis #signs
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
Most commonly affects ... the knee hip and ... > Stiffness is short-lived ... JointPain #Diagnosis #pathophysiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
STE: "Pardee's sign ... (Eiffel Tower sign ... Osborne waves - Short ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
It is important to recognize Acute Decompensated Heart Failure (ADHF) as more than just simply a
to be in ADHF starts ... Signs of poor perfusion ... Signs of congestion ... ECG is vital while ... algorithm #management #cardiology