[2] Pathology of Lung Diseases, Injury, and Infections

Question 1

What is Atelectasis

Answer 1

Collapse of previously inflated lung creating airless pulmonary parenchyma

Question 2

3 Types of Atelectasis

Answer 2

Resorption/Obstruction
Compression
Contraction

Question 3

Resorption atelectasis causes a shift in of the mediastinum towards which direction?

Answer 3

Towards atelectatic lung

Question 4

Compression atelectasis causes a shift in of the mediastinum towards which direction?

Answer 4

Away from the affected lung

Question 5

This type of Atelectasis cannot be reversed

Answer 5

Contraction Atelectasis

Question 6

What kind of atelectasis is caused by an obstruction or blockage?

Answer 6

Resorption Atelectasis

Question 7

Common type of Emphysema found in smokers

Answer 7

Centriacinar (Centrilobular) Emphysema

Question 8

This type of Emphysema is frequently the underlying lesion of spontaneous pneumothorax

Answer 8

Distal Acinar (Paraseptal) Emphysema

Question 9

This type of Emphysema is commonly associated with Anti Trypsin 1 Deficiency

Answer 9

Panacinar (Panlobular) Emphysema

Question 10

What would happen if a “bleb” was so paper-thin that it

ruptured?

Answer 10

Pneumothorax

Question 11

Single histologic change in all abscesses

Answer 11

Suppurative destruction of lung parenchyma within central area of cavitation

Question 12

First case of SARS was in which country?

Answer 12

China

Question 13

Virus responsible for SARS

Answer 13

Coronavirus

Question 14

Differentiate lobar pneumonia and bronchopneumonia grossly

Answer 14

Lobar: Consolidation of a large portion/entire lobe

Bronchopneumonia: Patchy consolidation

Question 15

Differentiate lobar pneumonia and bronchopneumonia microscopically

Answer 15

You cannot distinguish them under a microscope

Question 16

A more virulent organism will cause what lobar or bronchopneumonia?

Answer 16

Lobar Pneumonia

Question 17

An immunocompromised host will cause get lobar or bronchopneumonia?

Answer 17

Lobar Pneumonia

Question 18

Enumerate 4 Possible Complications of Pneumonia

Answer 18

1. Microabscess
2. Emphysema Thoracis
3. Pleural Effusion
4. Bacteremia/Sepsis
5. Consolidation

Question 19

[Common Bacterial Agents Isolated]

Children

Answer 19

Haemophilus B

Question 20

[Common Bacterial Agents Isolated]

Adults

Answer 20

Strep. Pneumoniae

Question 21

[Common Bacterial Agents Isolated]

COPD

Answer 21

Streptococcus

Moraxella

Question 22

[Common Bacterial Agents Isolated]

Alcoholics

Answer 22

Klebsiella

Question 23

[Common Bacterial Agents Isolated]

Elderly

Answer 23

Streptococcus

Legionella

Question 24

3 Bacterial Agents that can present as Interstitial Pneumonia

Answer 24

Mycoplasma pneumonia
Chlamydia trachomatis
Coxiella burnetti

Question 25

Most common fungal agent that may cause pneumonia

Answer 25

Aspergillus

Question 26

Components of a Ghon Complex

Answer 26

Ghon Focus

Hilar Lymphadenopathy

Question 27

Hallmark of Tuberculous Lesions

Answer 27

TB Granuloma

Question 28

Gold Standard Diagnostic Modality for PTB

Answer 28

TB Culture and Isolation

Question 29

Differentiate Langhans Type from other Giant Cell Types

Answer 29

Langhans: Nuclei arranged in a U-Shaped Pattern peripherally

Question 30

Clinical Definition of Chronic Bronchitis

Answer 30

Persistent cough with sputum production for at least 3 months in 2 consecutive years