127 results
Cardiac Auscultation Practice - S3 Gallop

S3: add this extra heart sound by tapping second finger twice

Setup:
Auscultation Practice - S3 ... Gallop S3: add ... ptfaddenMD #S3 ... #Gallop #HeartSounds
Cardiac Auscultation Practice - S4 Gallop

S4: add this extra heart sounds by tapping first finger twice

Setup:
Practice - S4 Gallop ... ptfaddenMD #S3 ... #Gallop #HeartSounds
HFrEF - Low Ejection Fraction on Physical Exam - Likelihood Ratios
 - Displaced Apical Impulse
 -
Respirations - S3 ... Gallop - Normal
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
tachycardia • S3 ... S4 or summation gallop
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Bulbocavernosus S3 ... Sphincter None #SpinalCord
Apical Impulse Waveforms on Physical Examination
- Normal
- Sustained Palpable S4
- "Triple Ripple"
- Palpable S3

#Apical #Impulse #Waveforms
Ripple" - Palpable S3
PECARN - Pediatric Head Injury Decision Aid - Mayo Clinic
PDF: https://s3-us-west-2.amazonaws.com/creatorphotos.clacdm.com/diagrams/PECARN%20DA.pdf

#Management #PatientInfo #Peds #Pediatrics #DecisionAid #PECARN
Clinic PDF: https://s3
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
pulse pressure, pallor ... pulse pressure, S3
Acute Heart Failure Exacerbation - Diagnostic Likelihood Ratios
+LR > 3.5:
 • Overall judgement of ED physician
failure • JVD • S3
Myotomes of the Spinal Cord
Each segmental nerve root innervates more than one muscle. For simplicity, certain
#Myotomes #SpinalCord