38 results
Physical Exam findings in Lower Extremity DVT - Likelihood Ratios
 - Asymmetric calf swelling, ≥2 cm
Extremity DVT - Likelihood ... - Tenderness - NS ... Palpable cord - NS ... Homans sign - NS ... #Lower #DVT #Likelihood
Cushing Syndrome - Likelihood Ratios of Physical Exam Findings
Moon facies LR +1.6
Central obesity LR +3.0
Generalized obesity
Cushing Syndrome - Likelihood ... Central obesity LR ... +NS Ecchymoses ... striae LR NS Edema ... Cushings #Syndrome #Likelihood
Crystalloid Compositon - Normal Saline, Lactated Ringers, PlasmaLyte
#Pharmacology #Crystalloids #Contents #Comparison #Table #Normosol #Plasmalyte #LactatedRingers #NormalSaline
Contents #Comparison #Table ... #NormalSaline #NS ... #LR #IVFluids
Positive and Negative Likelihood Ratios Calculations
#Diagnosis #Likelihood #Ratios #LR #Calculations #Equations #Positive #Negative
Positive and Negative Likelihood ... Calculations #Diagnosis #Likelihood ... #Ratios #LR #Calculations
Thyroid Goiter on Physical Exam - Likelihood Ratios by Finding
 • No goiter by palpation or
Physical Exam - Likelihood ... or inspection - LR ... normal position - LR ... PhysicalExam #diagnosis #LR ... #Likelihood #endocrinology
Crystalloid Fluids - Contents Comparison Table
Normal plasma
0.9% saline (a.k.a. "normal saline" or NS)
0.45% saline (a.k.a. 1/2
Contents Comparison Table ... normal saline" or NS ... saline (a.k.a. 1/2 NS ... Lactated Ringers (LR ... Contents #Comparison #Table
Likelihood Ratios - Probability
Remember 2/5/10 and 15/30/45:
 • LR of 2 increases the probability by 15%
Likelihood Ratios ... and 15/30/45: • LR ... probability by 15% • LR ... 5, and 1/10 • LR ... BrighamChiefs #Likelihood
Physical Exam Findings Predicting Thyroid Carcinoma - Likelihood Ratios
If goiter is present:
 • Cervical adenopathy -
Thyroid Carcinoma - Likelihood ... Cervical adenopathy - LR ... cord paralysis - LR ... cord paralysis - LR ... #PhysicalExam #Likelihood
Crystalloid pH, Contents and Costs Compared
Plasma	pH 7.4
Normal Saline	pH 5.5*	
Ringer’s Lactate pH 6.5	
Plasmalyte A pH 6.5	
Coca-cola pH
Contents #Comparison #Table ... Pharmacology #Costs #NS ... #LR #LactatedRingers
Drug Treatment of Anaphylaxis and Allergic Reactions
First-Line Therapy 
 - Epinephrine 
 - Oxygen 
 -
- IV fluids: NS ... or LR Second-Line ... #Pharmacology #Table