TB, HIV, and Hepatitis Flashcards Preview

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Flashcards in TB, HIV, and Hepatitis Deck (52)
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1

Is latent TB infectious?

No

2

How often does latent TB develop into active TB?

10%

3

What is military TB?

Carried to all parts of the body

4

Who is at risk for TB?

Immunocompromised: DM, HIV, cancer, DM, renal failure, steroid therapy, debilitative state
Close contact: boarding schools, homeless shelters

5

Where is TB seen on CXR?

Upper lobes

6

Signs and symptoms of TB?

Cough, fever, weight loss, lethargy, anorexia, night sweats, cough, chest pain, hemoptysis

7

What is the only diagnostic test for TB?

sputum test

8

When should you test for resistance for TB, and what is defined as resistance?

Always, Drug resistant is resistant to one drug, while multi drug resistant is resistant to more than one drug

9

How do you check the TST?

Based solely on induration, not erythema

10

DD for TB?

Penumonia, pneumoitis, neoplasm, fungal infection, sarcoidosis, pulmonary fibrosis

11

What do you monitor for Isoniazid?

liver function and peripheral neuropathy. Can cause dark urine

12

What will occur with rifampin?

Dark urine

13

Side effects of pyrazinamide?

GI, myalgia, and arthralgia

14

What do you do for Ethambutol?

baseline eye exam, visual acuity and color vision, CBC and CNS

15

What's the preferred therapy for TB?

Direct observation therapy for drug resistant, intermittent therapy, and risk for non adherence

16

Functions of the liver?

Bile, eliminiates biliruben, metabolizes hormones and drugs, syntehsizes proteins, glucose storage, stores minerals and vitamins, converts ammonia to urea, converts fatty acids to ketones, filters the blood for metabolites and bacteria

17

Different causes of acute hepatitis?

Autoimmune, drugs, toxins, infections (bacteria, virsuses)

18

How are the different forms of viral hepatitis separated?

Only by serology

19

Three stages of hepatitis?

Prodromal, icteric, convalescent

20

Hep A transmission?

Fecal oral route

21

DD for hepatitis A?

Mono, cancer, obstructive jaundice, ETOH hepatitis or cirrhosis, liver injury, food poisoning, HIV acute, CMV

22

How do you test for Hep A

IgM and IgG

23

How do you transmit hep b?

blood or body fluids

24

How often does Hep B become chronic?

6-10%,

25

Labs for evaluation of Hep B?

HIV, GGT, genotype and viral load, serum iron, liver panel, abdominal imaging

26

Nomenclature for Hepatitis?

E- envolope- center
C- core- middle
S- surface, outside
Ag- antigen from virus
Ab- antibody from host

27

HBeAg?

active viral repilation

28

HBcAb?

Previous exposure

29

HBsAb?

Immunity

30

HBsAg?

Persistant virus