20 results
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
safe #, but >500 DANGER ... - Short QT <300 ... -360 ms: ↑ca - ... #Approach #ECG ... #EKG #diagnosis
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... junction origin (e.g ... within the atria (e.g ... @AmyChung #EKG ... Interpretation #ECG
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... asymmetrical, similar or bigger ... deWinter T waves - starts ... #Ischemia #ECG ... #EKG #diagnosis
Cardiac Event Monitoring Devices - Compared
Ambulatory ECG (Hotter):
 • Advantages: Continuous recording, records asx events, all
Compared Ambulatory ECG ... events, all (most) ECG ... Disadvantages: Short ... • Advantages: Longer ... Devices #Comparison #cardiology
OK Sign - Interosseous Nerve Injury

Patients with compromise of anterior interosseous nerve will not be able
- Interosseous Nerve ... #Injury #Finger ... #Hand #PhysicalExam ... clinical #video #sports ... #msk #orthopedics
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT2)

To assess for Median Nerve Peripheral Neuropathy

Elbow extension →
Median Nerve Tension ... assess for Median Nerve ... wrist dorsiflexion/finger ... clinical #video #physicalexam ... #sports #msk #orthopedics
Froment's Sign - Ulnar Nerve Injury

Patients with compromise of the ulnar nerve will not be able
second and third fingers ... first and second fingers ... #Injury #Hand #PhysicalExam ... clinical #video #sports ... #msk #orthopedics
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
visceral organ or nerve ... joint trauma (e.g ... subchondral bone (e.g ... derangements (e.g ... #Joint #Pain #MSK
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT1)

To assess for Median Nerve Peripheral Neuropathy

Shoulder abduction →
Median Nerve Tension ... assess for Median Nerve ... wrist dorsiflexion/finger ... clinical #video #physicalexam ... #sports #msk #orthopedics
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
dorsally and no longer ... fracture, median nerve ... Wrist #Carpal #Radiology ... #Orthopedics #Sports ... #MSK