Respiratory System II Pathology Flashcards

Vocabulary flashcards based on Respiratory System Pathology lecture notes.

Squamous Cell Papilloma

A benign tumor arising from an epithelial surface, typically growing outward.

Bronchial

Pertaining to the bronchi, the major air passages of the lungs.

Hemoptysis

The coughing up of blood or blood-stained mucus.

Verrucoid

Resembling wart-like growths.

Pedunculated

A tumor with a stem or stalk.

Metaplasia

The replacement of one differentiated cell type with another mature differentiated cell type.

Hyperplasia

Abnormal proliferation of cells.

Dysplasia

The abnormal development or growth of cells, tissues, or organs.

Squamous Cell Carcinoma

Malignant tumor arising from epithelial cells with squamous differentiation.

Keratinization

The formation of keratin, a fibrous structural protein.

Intercellular Bridges

Bridging structures between cells, visible under a microscope.

Hematogenous Spread

The spread of cancer cells from the primary site to distant organs via the bloodstream.

Mediastinum

The space within the chest between the lungs, containing the heart, major blood vessels, trachea, and esophagus.

Keratin Pearls

Resembling fish eggs.

Cellular Atypia

Abnormal changes in cell structure.

Nuclear Atypia

Atypical cell nuclei.

Mitosis

Cell division.

IHC

Immunohistochemistry: the method used to detect proteins in cells of a tissue section.

Eosinophilic

Having a great affinity for eosin.

Necrosis

Death of cells or tissues.

Alveolar Adenoma

A well-defined tumor consisting of cystic spaces lined by type II pneumocytes.

Peripheral Tumors

Tumors located at the outer areas of the lung.

Lung Adenocarcinoma

Lung cancer that arises from the glands of the lungs.

Alveolar

Pertaining to the alveoli, air sacs of the lung.

Peripheral

Situated away from the center.

Dyspnea

Difficulty in breathing.

Paraneoplastic Syndromes

Clinical syndromes involving nonmetastatic systemic effects that accompany malignant disease.

Angiogenesis

The formation of new blood vessels.

Small Cell Carcinoma

Lung cancer composed of small, round-to-oval cells

Combined Small Cell Carcinoma

A cancer that has features of both small cell and non-small cell lung cancer.