173 results
Pronator Drift Testing for Stroke
Subtle extensor weakness - Sign of Upper motor neuron lesion
In detecting CT/MRI
Pronator Drift Testing ... Specificity 90% • LR ... + 9.2, LR- 0.09 ... Pronator #Drift #Testing ... #physicalexam #diagnosis
Chest Pain / ACS Evaluation Algorithm
Algorithm that attempts to the use history taking (guided by LRs),
Nausea/vomiting (+LR ... Diaphoresis (+LR ... neck or jaw (+LR ... to both arms (+LR ... ACS #Evaluation #diagnosis
Cushing Syndrome - Likelihood Ratios of Physical Exam Findings
Moon facies LR +1.6
Central obesity LR +3.0
Generalized obesity
Central obesity LR ... Thin skinfold LR ... 115.6 Plethora LR ... +NS Ecchymoses LR ... #PhysicalExam #diagnosis
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
Pneumonia (CAP) - Diagnosis ... disorientation (LR ... • Cachexia (LR ... + 2.8) Testing ... Pneumonia #CAP #Diagnosis
COPD Physical Exam Likelihood Ratios
Barrel Chest - LR 1.5
Pursed Lip Breathing - LR 2.7
Reduced breath sounds
Barrel Chest - LR ... Lip Breathing - LR ... breath sounds - LR ... cardiac impulse - LR ... LikelihoodRatios #LRs #diagnosis
The value of point-of-care ultrasound for detecting nail bed injury in [the] ED

American Journal of Emergency
sens (CI 80-99), -LR ... (CI 74-100), +LR ... (CI 79-100), -LR ... (CI 91-100), +LR ... #Specificity #Testing
Physical Exam findings in Lower Extremity DVT - Likelihood Ratios
 - Asymmetric calf swelling, ≥2 cm
cm difference - LR ... venous dilation - LR ... of entire leg - LR ... skin warmth - LR ... #PhysicalExam #diagnosis
POUND Mnemonic for Diagnosis of Migraine Headache
P Is the headache Pulsatile in quality?
O Is the duration
POUND Mnemonic for Diagnosis ... ≥ 4 features LR ... 3 features LR ... 3.5 ≤2 features LR ... Pound #Mnemonic #LR
Likelihood Ratios - Probability
Remember 2/5/10 and 15/30/45:
 • LR of 2 increases the probability by 15%
and 15/30/45: • LR ... probability by 15% • LR ... probability by 30% • LR ... 5, and 1/10 • LR ... Probability #LRs #diagnosis
Physical Exam Findings Predicting Thyroid Carcinoma - Likelihood Ratios
If goiter is present:
 • Cervical adenopathy -
Cervical adenopathy - LR ... surrounding tissues - LR ... cord paralysis - LR ... cord paralysis - LR ... Likelihood #LRs #diagnosis