Pulmonary Hypertension, Embolism, & Atelectasis Flashcards

1
Q

What is primary pulmonary hypertension?

A

Pulmonary hypertension caused by increases in pulmonary arterial tone due to genetic alteration (bone morphogenic peptide)

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2
Q

What type of congenital heart disease can cause primary pulmonary hypertension?

A

left-to-right shunting diseases

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3
Q

A patent ductus arteriosus can cause what type of pulmonary hypertension?

A

Primary

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4
Q

A patient with a genetic BMP (bone morphogenic peptide) alteration suffers from what kind of pulmonary hypertension?

A

Primary

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5
Q

What is secondary pulmonary hypertension?

A

Acquired hypertension of pulmonary circulation caused by other problems or pathologies

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6
Q

What are causes of secondary pulmonary hypertension?

A

Left ventricle failure (leads to RSHF)
Mitral stenosis
COPD

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7
Q

Chronic bronchitis causes (Primary/Secondary) pulmonary hypertension?

A

Secondary

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8
Q

Blood clots that occlude the large pulmonary arteries are almost always ____ in nature?

A

Embolic

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9
Q

What is the most common pulmonary complication in the hospitalized patient?

A

Pulmonary embolism (DVT)

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10
Q

What is the main cause of an air embolism?

A

The bends or a scuba diving accident

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11
Q

What is the main cause of a fat embolism?

A

Long bone fracture

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12
Q

What is the main cause of an amniotic fluid embolism?

A

Placental tearing during pregnancy

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13
Q

What powdered product is linked to increased risk of pulmonary embolism?

A

Talc

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14
Q

What are risk factors for pulmonary embolization?

A
  • Hypercoagulation
  • obesity
  • recent surgery
  • cancer
  • oral contraceptive use
  • pregnancy
  • sedentary/immobilization
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15
Q

What is the most probable cause of a pulmonary embolism?

A

DVT from the lower extremity embolizing to the pulmonary artery

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16
Q

Patient decided to visit your office after a 15 hour flight back from visiting his family in Thailand. The patient is slightly overweight. His chief complaint is neck stiffness, but since he has gotten off the plane he notes throbbing pain around the back of his knee. You notice upon palpation that his left ankle is swollen in comparison to the other side with a slight pit present upon palpation. What is the likely diagnosis?

A

DVT

17
Q

What severe acute heart complication results from a pulmonary embolism?

A

Acute cor pulmonale

18
Q

What are common etiologic agents of acute bronchitis?

A

Influenza, adenovirus, streptococcus pneumoniae

19
Q

What are signs and symptoms of acute bronchitis?

A

Chronic cough, dyspnea, wheeze, low-grade fever, chest tightness, sore throat

20
Q

What is atelectasis?

A

Collapse of a lung or incomplete expansion of the lungs resulting in airless parenchyma

21
Q

What are the three types of atelectasis?

A

Resorption
Compression
Contraction

22
Q

What causes resorption atelectasis?

A

Complete obstruction of an airway associated with bronchial asthma, bronchitis, aspiration, and bronchiectasis

23
Q

A patient with resorption atelectasis has what mediastinal shift occur?

A

Shift TOWARD the atelectatic lung

24
Q

What causes compression atelectasis?

A

Pleural cavity is partially or completely filled by a fluid, exudate, tumor, blood, or air

25
Q

What form of atelectasis is commonly seen in patients with cardiac failure?

A

Compression atelectasis

26
Q

A patient with compression atelectasis has what mediastinal shift occur?

A

Shift AWAY FROM the atelectatic lung

27
Q

What pathology causes compression atelectasis with NO mediastinal shift?

A

Tension pneumothorax

28
Q

What is contraction atelectasis?

A

Atelectasis caused by generalized or local fibrotic changes in the lung or pleura preventing full expansion

29
Q

Atelectasis is considered a reversible disorder with the exception of contraction atelectasis (TRUE/FALSE)?

A

TRUE

30
Q

Contraction atelectasis is reversible (TRUE/FALSE)?

A

FALSE

31
Q

What form of atelectasis is not reversible?

A

Contraction atelectasis

32
Q

Contraction atelectasis has no mediastinal shift (TRUE/FALSE)?

A

TRUE