Chapter 24- Neoplastic Disorders Flashcards
What are the paraneoplastic syndromes associated with bronchogenic carcinoma?
Hypertrophic pulmonary osteoarthroscopy and clubbing Hyponatremia Hyerpcalcemia Cushing Syndrome Eaton-Lambert myasthenic syndrome Other neuromyopathic disorders Thrombophlebitis
What is the cell type of Hypertrophic pulmonary osteoarthroscopy and clubbing?
All except small cells
What is the mechanism of Hypertrophic pulmonary osteoarthroscopy and clubbing?
Unknown
What is the cell type of hyponatremia?
Small cell most common; can be any type
What is the mechanism of hyponatremia?
SIADH, ectopic antidiuretic hormone production by tumor
What is the cell type of Hypercalcemia?
Usually squamous cell
What is the mechanism of hypercalcemia?
Bone metastases, osteoclast-activating factor, parathyroid hormone-like hormone, prostaglandins
What is the cell type of cushings syndrome?
Usually small cell
What is the mechanism of cushings syndrome?
Ectopic ATCH production
What is the cell type of Eaton-Lambert myasthenic syndrome?
Usually small cell
What is the mechanism of Eaton-Lambert myasthenic syndrome?
Voltage-sensitive calcium channel antibodies in >75%; affects presynaptic neuronal calcium channel activity
What is the cell type of other neuromyopathic disorders?
Small cell most common; may be any type
What is the mechanism of other neuromyopathic disorders?
Antineuroinal nuclear antibodies, also known as anti-hu; others uknown
What is the cell type of thrombophlebitis?
All types
What is the mechanism of thrombophlebitis?
Unkown
What does TNM stand for in the staging system for lung cancer?
Primary tumor (T) Nodal involvement (N) Metastasis (M)
What is T1 in the TNM staging system for lung cancer?
Tumor < or equal to 3cm diameter without invasion more proximal than lobar bronchus
What is T2 in the TNM staging system for lung cancer?
Tumor >3cm diameter or tumor of any size with any of the following characteristics:
Invasion of the visceral pleura
Atelectasis of less than entire lung
Proximal extent at least 2cm from carina
What is T3 in the TNM staging system for lung cancer?
Tumor of any size with any of the following characteristics:
Invasion of chest wall
Involvement of diaphragm, mediastinal pleura, or pericardium
Atelectasis involving the entire lung
Proximal extent within 2cm of carina
What is T4 in the TNM staging system for lung cancer?
Tumor of any size with any of the following:
Invasion of the mediastinum
Invasion of the heart of great vessels
Invasion of trachea or esophagus
Invasion of vertebral body or carina
Presence of malignant pleural or pericardial effusion
Satellite tumor nodule(s) within same lobe as the primary tumor