Video: Catherine Lucey- Good clinical diagnosticians: - ANSWER: ➡ o Efficiently obtain enough
information from patient to make initial differential diagnosis
o Search memory/resources to identify possible causes of patient's symptoms
,o Prioritize the likelihood that a possible disease explains patient's concerns
o Use tests (carefully) to evaluate their assessments have to be careful and know and get correct
proper information because some tests are harmful, expensive, wasteful, timely
o Always continue to analyze the success of their diagnoses to improve accuracy going forward
Video: Catherine Lucey- experts: - ANSWER: ➡ reorganize their knowledge in a relational way- S&S
to syndromes to disease
ACL Article: - ANSWER: ➡ common knee injury in athletes
clinical diagnostic tests and MRI are 2 methods of evaluating ACL injuries
evidence supports clinical diagnostic tests, faster, sooner, cheaper too
gold standard: diagnostic arthroscopy
Screening tests - ANSWER: ➡ to detect asymptomatic and early stage disease
should be highly sen/spec to pick up most cases of true disease and avoid false positives
targeted toward pop with higher disease prevalence (high positive predictive value)
safe, cost effective
should screen for diseases in which early identification and treatment have been demonstrated to
improve clinical outcomes
HIV - ANSWER: ➡ Grade A- ages 15-65
, Cervical Cancer - ANSWER: ➡ Grade A- ages 21-65
21-29 cervical cytology every 3 years
30-65 cervival cytology every 3 years and HIV every 5 years
Colorectal Cancer - ANSWER: ➡ 45-75
45-49 grade B
50-75 grade A
HTN - ANSWER: ➡ adults 18 and older without known HTN: grade A- office BP
Ovarian Cancer - ANSWER: ➡ Asymptomatic women- against- grade D
High value screening tips - ANSWER: ➡ screen less
dont screen if living less than 10 yrs
discuss potential downstreams before initial
use higher treshold for positive result
understand basic test characteristics and limitations as well as pts goals/values
Role of diagnostic testing - ANSWER: ➡ to reduce uncertainty regarding a specific patient diagnosis
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