Pathoma: Respiratory Tract Pathology

Question 1

Inflammation of the nasal mucosa; usually caused by the rhinovirus

Answer 1

rhinitis

Question 2

A subtype of rhinitis due to a type I hypersensitivity reaction; characterized by an inflammatory infiltrate with eosinophils; associated with asthma and eczem

Answer 2

allergic rhinitis

Question 3

Protrusion of edematous, inflamed nasal mucosa

Answer 3

nasal polyp

Question 4

When do nasal polyps occur?

Answer 4

usually secondary to repeated bouts of rhinits
cystic fibrosis
aspirin-intolerant asthma

Question 5

What is the triad of aspirin-intolerant asthma?

Answer 5

asthma
aspirin-induced bronchospasms
nasal polyps

**seen in 10% of asthmatic adults

Question 6

Benign tumor of nasal mucosa composed of large blood vessels and fibrous tissue; presents with profuse epistaxis

Answer 6

angiofibroma

Question 7

Malignant tumor of nasopharyngeal epithelium; associated with EBV; classically seen in African children and Chinese adults; often presents with involvement of the cervical lymph nodes

Answer 7

nasopharyngeal carcinoma

Question 8

What does the biopsy of nasopharyngeal carcinoma usu show?

Answer 8

pleomorphic keratin-positive epithelial cells in a background of lymphocytes