Communicable diseases

Question 1

Chickenpox (varicella): Mode of Transmission,

Answer 1

Airborne droplets. Can also be spread by contact with open sores

Question 2

Chickenpox: Incubation Period,

Answer 2

10–21 days

Question 3

Chickenpox: Period of Communicability,

Answer 3

1–2 days before rash until 5 days after

Question 4

Chickenpox: Signs and Symptoms,

Answer 4

Fever and rash, especially on chest, abdomen, back, and proximal extremities

Question 5

Measles: Mode of Transmission,

Answer 5

Airborne droplets and direct contact with nasal and throat secretions

Question 6

Measles: Incubation Period,

Answer 6

3-7 days

Question 7

Measles: Period of Communicability,

Answer 7

4 days before rash to 4 days after

Question 8

Measles: Signs and Symptoms,

Answer 8

Fever, cough, eye irritation, rash

Question 9

Mumps: Mode of Transmission,

Answer 9

Droplets of saliva or contact with objects contaminated by saliva

Question 10

Mumps: Incubation Period,

Answer 10

16-18 days

Question 11

Mumps: Period of Communicability,

Answer 11

2 days before swelling to 5 days after

Question 12

Mumps: Signs and Symptoms,

Answer 12

Muscle aches, loss of appetite, headache, painful swelling of parotid gland

Question 13

Hep A: Mode of Transmission,

Answer 13

Fecal–oral route

Question 14

Hep A: Incubation Period,

Answer 14

28–30 days

Question 15

Hep A: Period of Communicability,

Answer 15

2 weeks after infection until 3 days after jaundice appears

Question 16

Hep A: Signs and Symptoms,

Answer 16

Fever, nausea, loss of appetite, malaise, abdominal pain, jaundice

Question 17

Hep B: Mode of Transmission,

Answer 17

Blood, semen, CSF, amniotic fluid, vaginal secretions

Question 18

Hep B: Incubation Period,

Answer 18

60–90 days

Question 19

Hep B: Period of Communicability,

Answer 19

As long as hepatitis B surface antigen test is positive

Question 20

Hep B: Signs and Symptoms,

Answer 20

Nausea, loss of appetite, malaise, abdominal pain, jaundice, but most patients don’t show symptoms.

Question 21

Hep C: Mode of Transmission,

Answer 21

Blood, semen, CSF, amniotic fluid, vaginal secretions

Question 22

Hep C: Incubation period,

Answer 22

6–9 weeks

Question 23

Hep C: Period of Communicability,

Answer 23

From 1 week before symptoms appear; chronic carriers can transmit the virus forever.

Question 24

Hep C: Signs and Symptoms,

Answer 24

Nausea, loss of appetite, malaise, abdominal pain, jaundice, but most patients don’t show symptoms.

Question 25

(HIV)/(AIDS): Mode of Transmission,

Answer 25

Blood, semen, CSF, amniotic fluid, vaginal secretions, breast milk

Question 26

(HIV)/(AIDS): Incubation period,

Answer 26

Less than 1 year; might never progress to AIDS with proper treatment.

Question 27

(HIV)/(AIDS): Period of Communicability,

Answer 27

Most easily transmitted when viral load is high

Question 28

(HIV)/(AIDS): Signs and Symptoms,

Answer 28

Fever, sore throat, fatigue within a few weeks of being infected; opportunistic infections later

Question 29

Influenza: Mode of Transmission,

Answer 29

Airborne droplets and direct contact

Question 30

Influenza: Incubation period,

Answer 30

1-4 days

Question 31

Influenza: Period of Communicability,

Answer 31

1 day before symptoms appear to 7 days after

Question 32

Influenza: Signs and Symptoms

Answer 32

Fever, nonproductive cough, severe muscle aches, sore throat, headache and severe weakness

Question 33

Croup: Mode of Transmission,

Answer 33

Airborne droplets and direct contact

Question 34

Croup: Incubation period,

Answer 34

2-3 days

Question 35

Croup: Period of Communicability,

Answer 35

During incubation period to 10 days after symptoms start

Question 36

Croup: Signs and Symptoms,

Answer 36

Symptoms of upper respiratory infection, dyspnea, barklike cough in children

Question 37

Pertussis: Mode of Transmission,

Answer 37

Airborne droplets

Question 38

Pertussis: Incubation Period,

Answer 38

9-10 days

Question 39

Pertussis: Period of Communicability,

Answer 39

Up to 3 weeks (5 days if on antibiotics)

Question 40

Pertussis: Signs and Symptoms,

Answer 40

Symptoms of upper respiratory infection, then severe uninterrupted coughing followed by a whooping sound on inspiration

Question 41

Pneumonia: Mode of Transmission,

Answer 41

Droplets

Question 42

Pneumonia: Incubation Period,

Answer 42

1-3 days

Question 43

Pneumonia: Period of Communicability,

Answer 43

Until 24 hours after antibiotics

Question 44

Pneumonia: Signs and Symptoms

Answer 44

Fever, chills, shortness of breath, tachypnea, pleuritic chest pain, productive cough

Question 45

Tuberculosis: Mode of Transmission,

Answer 45

Airborne droplets

Question 46

Tuberculosis: Incubation Period,

Answer 46

2-10 weeks

Question 47

Tuberculosis: Period of Communicability,

Answer 47

Until 2–4 weeks after antibiotics

Question 48

Tuberculosis: Signs and Symptoms,

Answer 48

Cough, fever, night sweats, weight loss

Question 49

Meningitis: Mode of Transmission,

Answer 49

Direct contact

Question 50

Meningitis: Period of Communicabbility,

Answer 50

3 days after infection to 24 hours after antibiotics

Question 51

Meningitis: Incubation Period,

Answer 51

3-4 days

Question 52

Meningitis: Signs and Symptoms,

Answer 52

Abrupt onset of fever, nausea, vomiting, severe headache, nuchal rigidity, photophobia, petechiae