3760 results
Normal (Negative) Lachman Test for ACL Injury

Andrew Dold, MD @dr.dold.md

#Lachmans #test #ACL #Knee #Injury #Normal #Negative
Normal (Negative ... Injury #Normal #Negative ... cruciate #ligament #msk
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
FP + TN) = true negatives ... all positives Negative ... FN + TN) = true negatives ... / all negatives ... Specificity) Negative
Microorganisms Responsible for Infective Endocarditis

Native valves:
 - Streptococcus viridans 
 - Enterococci 
 - Other streptococci
Endocarditis Native ... epidermidis - Gram-negative ... ) - Culture negative ... Enterococci - Gram-negative ... streptococci - Culture negative
Endocarditis Algorithm - Infective vs Noninfective Causes
Noninfective:
 • Malignancy
 • Autoimmune disease
 • Systemic infection
Native Valve
Systemic infection Native ... Staphylococcus lugdunensis Native ... HACEK • Culture-negative ... epidermidis • Gram-negative ... Enterococcus • Gram-negative
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
● Positive or negative ... R) or entirely negative ... Positive or negative ... point) of S > 100 ms ... Comparison #Diagnosis #Cardiology
Vereckie Algorithm - Lead aVR - Ventricular Tachycardia - Telemetry Diagnosis
WCT is VT IF:
 • Initial
or q wave > 40 ms ... downstroke of negative ... in the last 40 ms ... in the first 40 ms ... avr #diagnosis #cardiology
Normal Simmonds-Thompson Test (Negative) for Achilles Tendon Rupture

In this normal Simmonds-Thompson test, plantar flexion of the
Simmonds-Thompson Test (Negative ... #Test #Normal #Negative ... #Calf #Sports #msk
Acute Coronary Syndrome - Management Algorithm
 • STEMI
 • NSTEMI (Troponin Positive) / Unstable Angina (UA,
(UA, Troponin Negative ... Management #Algorithm #cardiology
Hand Arthritides - Differential Diagnosis by Location and Features

The Painful Hand!  Wish I would’ve thought
prior to my first MSK ... Diagnosis #Location #MSK ... #Radiology #Map
Some anatomy for the basic forearm radiographs! 

Kevin Cronin @Cronin90Kevin

#forearm #anatomy #xrays #labeled #radiology #msk
xrays #labeled #radiology ... #msk