Respiratory Failure And Misc

Question 1

How to diagnosis respiratory failure and its types?

Answer 1

Laboratory diagnostic:
Decrease in PO2 below 60mmhg
With or without a rise of CO2 above 50mmhg

If with = type 2
If without = type 1

Question 2

What is the mc type of respiratory failure ?

Answer 2

Type 1

Question 3

Causes of type 1 RF?

Answer 3

Pulmonary edema
Pneumonia

Question 4

Causes of type 2 RF?

Answer 4

Hypoventillative disease as

COPD
Asthma

Question 5

What is the pH in type 2 RF?

Answer 5

Respiratory acidosis

Question 6

C/p of acute hypoxia?

Answer 6

Increase in RR and HR
Decrease in BP
Arrhythmia

Cyanosis
Convulsions
Coma

Question 7

C/p of chronic hypoxia ?

Answer 7

2ndry polycythemia
Cor pulmonale
Clubbing

Question 8

C/p of acute hypercapnia ?

Answer 8

Acidosis
Flapping tremors

Question 9

C/p of chronic hypercapnia?

Answer 9

Papilledema
Hypersomnia

Question 10

Ttt of RF?

Answer 10

Increase so2 above 60 and % above 90

Question 11

What is used to increase PaO2 and decrease PaCo2

Answer 11

Mechanical ventilation

Question 12

What is pneunoconiosis?

Answer 12

Inhalation of medium sized particles

Question 13

Describe the lung of coal worker?

Answer 13

Bilateral apical rounder opacities

Question 14

Describe the lung of silicosis

Answer 14

Apical to mid lung lesion
Egg shell calcification of hilar LNS

Question 15

Describe lung of asbestosis

Answer 15

Lower lung
Clubbing cancer pleura (mesothelioma) and fine Crepitations

Question 16

What finding will the change the name of mediastinal syndrome ?

Answer 16

If associated with Tracheal compression it is called
Superior Mediastinal $

Question 17

Ccc exam finding of mediastinal syndrome

Answer 17

Congested non pulsating neck veins

Question 18

Mc cause of mediastinal syndrome

Answer 18

Bronchogenic carcinoma

Question 19

Most common anterior mediastinal mass

Answer 19

Thymoma and lymphoma

Question 20

Most common posterior mediastinal mass

Answer 20

Neurogenic

Question 21

Mediastinal syndrome + bilateral hilar LNs

Answer 21

Sarcoidosis, TB, mycoplasma, whipple disease, silicosis and still’s disease

Question 22

When is despine sign positive

Answer 22

Continue to hear whispering pectoriloquy below t4 spine

Question 23

When is despine sign positive

Answer 23

Posterior mediastinal mass

Question 24

What is most severe cause of clubbing ?

Answer 24

Lung cancer