3941 results
TYPE I & TYPE II ERRORS 

SENSITIVITY & SPECIFICITY = SNOUT & SPIN 
Sensitive Tests that
Sensitive Tests that are ... Specific Tests that are ... Type2 #Errors #Biostatistics
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
Important Biostatistics ... = Rule IN #Biostatistics
An Overview on P-Values

"The widespread use of "statistical significance" (generally interpreted as "p <= 0.05") as
#PValues #BioStatistics
Multiple masses
The differential diagnostic list of multiple masses is very long.
The most important diagnoses are listed
Multiple masses The differential ... important diagnoses are ... is difficult to differentiate ... Multiple #Massess #Differential
Sensitivity Specificity False-Positive False-Negative Contingency Table / confusion matrix

Sensitivity refers to the test's ability to correctly
ConfusionMatrix #Biostatistics
Likelihood Ratios - Probability
Remember 2/5/10 and 15/30/45:
 • LR of 2 increases the probability by 15%
LRs #diagnosis #biostatistics
Ever had a #traveler come in to your clinic with #fever and you were not sure
There are 2-3 things ... to narrow your differential ... to narrow your differentials ... #differentials #
Aphasia - Pathophysiology and Clinical Findings
Broca's Aphasia - Expressive language impairment: non-Fluent
 - Sensory speech areas
Sensory speech areas ... function of Broca's Area ... of nearby motor areas ... of other nearby areas ... of Wernicke's Area
Vesiculobullous Rashes - THE ALGORITHMIC APPROACH 
Vesiculobullous rashes provoke significant angst
in many physicians (Figure 5, page
However, the differential ... These entities are ... is essential to differentiate ... However, the differential ... chemical or thermal) are
Generalized Hyperpigmentation Differentials
Use the Mnemonic "no skin SPARED"

Images from dermnet.nz and merckmanuals

Mnemonic from https://www.medscape.com/slideshow/dermatology-mnemonics-6011359#5 #diagnosis #differential
Hyperpigmentation Differentials ... #5 #diagnosis #differential