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nr569 differential diagnosis in acute care midterm

HEAL100 Health Care — exam and revision material · Other

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Health Care exam material, 40 pages. Originally published on StudyMerit.

Pages
40
Academic year
2025/2026
Language
English

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NR 569 Midterm Exam (Latest Update 2025 / 2026) Differential Diagnosis in Acute Care Practicum | Questions & Answers 100% Correct [Grade A ] – Chamberlain Evaluation and Management (E/M) codes - correct answer Evaluation and management (E/M) coding involves the use of CPT codes rangi ng from 99202 - 99499. These represent services by a provider in which the provider is either evaluating or managing a patient's health. Evidence - Based Medicine - correct answer - The conscientious, explicit, judicious and reasonable use of modern, best evi dence in making decisions about the care of individual patients. PICOT question - correct answer - A mnemonic derived from the elements of a clinical research question - Patient, Intervention, Comparison, Outcome and Time. The

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NR 569 Midterm Exam (Latest Update 2025 / 2026) Differential Diagnosis in Acute Care Practicum | Questions & Answers 100% Correct [Grade A ] – Chamberlain PICOT process begins with a case scenario, and the question is phrased to elicit an answer. Sensitivity - correct answer Sensitivity refers to a test's ability to designate an individual with a disease as positive. - A sensitive test correctly identifies patients do who have the disease in question. Tests with high sensitivity are ideal screening tests to discover as many patients as possible with the disease, frequently a tradeoff of increased false positive results . **Confirmatory testing may require a more specific test.** Sensitivity Formula - correct answer - To calculate sensitivity the number of patients who do have the disease and test positive (true positive = TP) is divided by all who have the disease, incl uding those who falsely test negative (false negative = FN)

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NR 569 Midterm Exam (Latest Update 2025 / 2026) Differential Diagnosis in Acute Care Practicum | Questions & Answers 100% Correct [Grade A ] – Chamberlain - TP/(TP + FN) Specificity - correct answer - Specificity refers to the ability of testing to recognize patients who do not have the disease. - For example, D - Dimer has high sensitivity and wil l be positive in most cases of PE; however, this comes at the cost of a high false positive rate due to low specificity. A confirmatory, more specific, imaging test may be required to make the diagnosis. Specificity Formula - correct answer - To calculate specificity, the number of patients who test negative and do not have the disease (true negative = TN) is divided by the total number without the disease, including those who falsely test positive (false positive = FP). - TN/(TN + FP)

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