266 results
Normal (Negative) Lachman Test for ACL Injury

Andrew Dold, MD @dr.dold.md

#Lachmans #test #ACL #Knee #Injury #Normal #Negative
Normal (Negative ... Lachman Test for ACL ... Lachmans #test #ACL ... clinical #video #PhysicalExam ... cruciate #ligament #msk
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
FP + TN) = true negatives ... true positives / all ... positives Negative ... / all negatives ... #calculations #diagnosis
Knee Examination
Right Knee - Examination maneuvers include the Lachman (ACL), anterior drawer (ACL), Lateral pivot shift,
include the Lachman (ACL ... anterior drawer (ACL ... #Diagnosis #Sports ... #Knee #PhysicalExam ... #Drawer #Test #msk
Split, Fractured Patella on Knee Exam

30 years old male, 10 years post motorbike accident.  Split,
with tears of ACL ... , PCL , PLC ... Patella #Knee #PhysicalExam ... clinical #video #msk
Anterior Cruciate Ligament Injury seen with positive Anterior Drawer Test

#Anterior #Cruciate #Ligament #ACL #Injury #Drawer #Test
Cruciate #Ligament #ACL ... #Drawer #Test #physicalexam ... clinical #video #msk
Endocarditis Algorithm - Infective vs Noninfective Causes
Noninfective:
 • Malignancy
 • Autoimmune disease
 • Systemic infection
Native Valve
Endocarditis Algorithm ... HACEK • Culture-negative ... epidermidis • Gram-negative ... #Endocarditis #Algorithm ... #Differential #Diagnosis
Pivot-Shift Test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
and a chronic ACL ... alignment and an ACL ... PivotShift #test #ACL ... clinical #video #PhysicalExam ... Sports #Ortho #msk
Urine Anion Gap in NAGMA
NA + K - Cl = surrogate for Urine NH4+
NH4+ is excreted
NAGMA NA + K - Cl ... excreted with Cl ... hence increasing negative ... NEGATIVE when the ... AnionGap #NAGMA #diagnosis
Acute Coronary Syndrome - Management Algorithm
 • STEMI
 • NSTEMI (Troponin Positive) / Unstable Angina (UA,
Syndrome - Management Algorithm ... (UA, Troponin Negative ... Coronary #Syndrome #ACS ... #Management #Algorithm
Lachman test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
Lachman test in ACL-deficient ... and a chronic ACL ... alignment and an ACL ... clinical #video #PhysicalExam ... cruciate #ligament #msk