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Pathoma - Respiratory Tract Pathology > Nasopharynx > Flashcards

Nasopharynx Flashcards

1
Q

What is Rhinitis?

A

Inflammation of the nasal mucosa.

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2
Q

What is the nasal mucosa lined with?

A

Respiratory type epithelium

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3
Q

What is the most common cause of Rhinitis?

A

Adenovirus

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4
Q

What does Rhinitis present with?

A

-Sneezing
-Congestion
-Runny nose
(common cold)

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5
Q

What is a common subtype of Rhinitis? What type of hypersensitivity is it?

A

Allergic rhinitis

Type I hypersensitivity

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6
Q

What is an example of allergic rhinitis?

A

Pollen

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7
Q

What conditions is Allergic Rhinitis associated with?

A

Asthma & Eczema (Atopic disorders)

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8
Q

What histology characterizes Allergic Rhinitis?

A

An inflammatory infiltrate with eosinophils

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9
Q

What is a Nasal Polyp?

A

Protrusion of edematous, inflamed nasal mucosa

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10
Q

What is a Nasal Polyp usually secondary to?

A

Repeated bouts of rhinitis

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11
Q

In what two conditions does Nasal Polyp often occur?

A
  1. Cystic fibrosis

2. Aspirin-intolerant asthma

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12
Q

If you encounter a child with nasal polyps, what should you check for?

A

Cystic Fibrosis

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13
Q

What triad characterizes Aspirin-intolerant asthma?

A
  1. Asthma
  2. Aspirin-induced bronchospasms
  3. Nasal Polyps
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14
Q

What is Aspirin-intolerant asthma seen in?

A

10% of asthmatic adults

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15
Q

What does Angiofibroma stand for?

A 
Angio = Blood vessel
fibr = fibrous tissue
oma = mass
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16
Q

What is an Angiofibroma?

A

Benign tumor of nasal mucosa composed of large blood vessels and fibrous tissue

17
Q

What population is Angiofibroma classically seen in?

A

Classically seen in adolescent males (extremely rare in females)

18
Q

What does Angiofibroma classically present with?

A

Presents with profuse epistaxis

19
Q

What is carcinoma?

A

A cancer that develops from epithelial cells

20
Q

What is Nasopharyngeal Carcinoma?

A

Malignant tumor of nasopharyngeal epithelium

21
Q

What condition is Nasopharyngeal Carcinoma associated with?

A

EBV (Epstein-Barr Virus)

22
Q

What populations is Nasopharyngeal Carcinoma classically seen in?

A
  • African children

- Chinese adults

23
Q

What is seen on biopsy of Nasopharyngeal Carcinoma?

A

Pleomorphic Keratin-Positive epithelial cells (poorly differentiated squamous cell carcinoma) in a background of lymphocytes

24
Q

What does Nasopharyngeal Carcinoma often present with?

A

Involvement of cervical lymph nodes

25
Q

Chinese adults w/ cervical lymph nodes. You do a biopsy. What condition is it?

A

Nasopharyngeal Carcinoma

Pathoma - Respiratory Tract Pathology (9 decks)

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