312 results
Draw a connecting your pre-test probability and your likelihood ratio. This provides you with your post-test
#EBM #Fagan #Nomogram ... FaganNomogram #LikelihoodRatio
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 ... #PhysicalExam #LikelihoodRatios ... #LRs #diagnosis
Hypovolemia on Physical Exam - Likelihood Ratios
 - Sunken eyes
 - Abnormal skin turgor (subclavicular area)
has the highest +LR ... for hypovolemia Fagan ... show us that the LR ... PhysicalExam #Likelihood #LRs
Malaria in Returning Travelers

Signs and Symptoms for Malaria with Likelihood Ratios 

Does this patient have malaria?
Diagnosis #Malaria #LRs ... #LikelihoodRatios
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 ... #LikelihoodRatios
POUND Mnemonic for Diagnosis of Migraine Headache
P Is the headache Pulsatile in quality?
O Is the duration
≥ 4 features LR ... 3 features LR ... 3.5 ≤2 features LR ... Pound #Mnemonic #LR ... #LikelihoodRatio
Acute Coronary Syndrome - Diagnostic Likelihood Ratios for Symptoms and Physical Examination. 

Source:  Does This
Symptoms #Signs #LikelihoodRatios ... #LR #Typical #Atypical
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
Acute Coronary Syndrome - Diagnostic Likelihood Ratios for Symptoms and Physical Examination. Source: Fanaroff AC, Rymer
AcuteCoronarySyndrome #LikelihoodRatios ... #LR #Typical #Atypical
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