305 results
Dyspnea - Likelihood Ratios for Physical Exam Maneuvers

- bethgarbitelli @bethgarbitelli

#Dyspnea #Likelihood #Ratios #LRs #PhysicalExam #Maneuvers #diagnosis
Likelihood #Ratios #LRs
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 ... sternal border - LR ... LikelihoodRatios #LRs
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 ... Likelihood #Ratios #LRs
HFrEF - Low Ejection Fraction on Physical Exam - Likelihood Ratios
 - Displaced Apical Impulse
 -
PhysicalExam #Likelihood #LRs
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 ... PhysicalExam #Likelihood #LRs
Hypovolemia on Physical Exam - Likelihood Ratios
 - Sunken eyes
 - Abnormal skin turgor (subclavicular area)
has the highest +LR ... show us that the LR ... PhysicalExam #Likelihood #LRs
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
Malaria in Returning Travelers

Signs and Symptoms for Malaria with Likelihood Ratios 

Does this patient have malaria?
Diagnosis #Malaria #LRs
Chest Pain / ACS Evaluation Algorithm
Algorithm that attempts to the use history taking (guided by LRs),
taking (guided by LRs ... Nausea/vomiting (+LR ... Diaphoresis (+LR ... neck or jaw (+LR ... to both arms (+LR
Myasthenia Gravis
Signs, Symptoms and Testing - Likelihood Ratios
Does this patient have myasthenia gravis?
JAMA. 2005 Apr 20;293(15):1906-14.
Myasthenia #Gravis #LRs