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Med Surg: Pulmonary II - PPT 9
Fall Semester - 2010 (Neoplasms of the Lung)
41
Medical
Graduate
11/07/2010

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Cards

Term
What are the most common causes of Mild Hemoptysis? Massive Hemoptysis?
Definition
Mild Hemoptysis - Bronchitis, bronchogenic carcinoma, PE, CA, Infarcted Lung
Massive Hemoptysis - TB and bronchoectasis
Term
What are the four main types of primary neoplasms?
Definition
squamous or epidermoid carcinoma
small cell (also called oat cell) carcinoma adenocarcinoma (including bronchioloalveolar)
large cell carcinoma
Term
What is the most common form of lung cancer?
Definition
Adenocarcinoma
Term
Which type of lung cancer presents as central masses or endobronchial growth?
Definition
squamous/small cell cancers
Term
Which type of lung cancer presents as peripheral nodules or masses?
Definition
Adenocarcinoma and large cell
Term
Which type of lung cancer presents as subtype of adenocarcinoma grows along alveoli, w/out invasion?
Definition
Bronchioloalveolar carcinoma (BAC)
Term
What is the #1 risk factor for lung cancer?
Definition
Smoking
Term
What condition is characterized by symptoms including cough, hemoptysis, wheeze, stridor, dyspnea, postobstructive pneumonitis(fever/cough), and chest wall pain?
Definition
Cancer
Term
What nerves are involved with a pancoast tumor?
Definition
involvement of the 8th cervical and 1st or 2nd thoracic nerves
Term
What complication of pancoast tumors causes pericardial and cardiac extension with resultant tamponade, arrhythmia, or cardiac failure?
Definition
Superior Vena Cava syndrome
Term
Which type of CA most commonly becomes extrathoracic metastatic disease?
Definition
Small Cell Cancer >95%
Adenocarcinoma & Large Cell Carcinoma > 80%
Squamous Cell Carcinoma > 50%
Term
How is lung CA diagnosed?
Definition
Biopsy
Term
What are the two stages of small cell lung CA? What stage are the majority of the pts in?
Definition
Limited-stage disease -seen in one hemithorax and regional nodes
Extensive-stage disease (majority) seen outside above parameters
Term
In which type of lung CA pts is thoracic surgery contraindicated?
Definition
patients with a recent history of MI within the last 3 months
Term
What type of therapy for lung cancer is described as local radiotherapy delivered by placing radioactive “seeds” in a catheter in the tumor bed?
Definition
Brachytherapy
Term
What stages of CA is surgery used for?
Definition
Stages IA------IIB
Term
What is a common SE for chemo and rad? What can you give to relieve this SE?
Definition
N/V
An anti-emetic - Zofran
Term
What two drugs are common chemotherapy drugs?
Definition
Cisplatin and Carboplatin
Term
How does Small Cell lung cancer respond to chemotherapy?
Definition
Usually chemosensitive and has a median survival rate w/chemo of approx 18 mo
Term
What are most benign lung neoplasms? What is the primary treatment for these?
Definition
bronchial adenomas and hamartomas(90% of the total)
Surgery is the primary treatment
Term
Where are most bronchial adenomas located? What is their rate of growth?
Definition
central, endobronchial lesions
Slow-growing
Term
What are the major risk factors when working up bronchial adenomas?
Definition
They are hypervascular and they bleed profusely
Term
How do carcinoids react to chemo?
Definition
generally resistant
Term
What can carcinoids secrete? What can this cause?
Definition
Carcinoids secrete hormones that can cause paraneoplastic syndrome (resolve upon resection)
Term
Is it usual for atypical carcinoids to metastasize?
Definition
yes
Term
Which type of carcinoid has the worst prognosis for 5 year survival?
Definition
large cell neuroendocrine cancer
Term
Which type of neoplasm has characteristic "popcorn calcifications" on CXR?
Definition
Hamartoma
Term
What other conditions can be caused by pancoast tumors?
Definition
rib destruction and Horner's Syndrome
Term
What is a major symptom of Eaton-Lambert neurological syndrome associated with CA?
Definition
Decreased strength
Term
What are some common conditions associated with paraneoplastic syndrome caused by CA?
Definition
Hypercalcemia-PTH, bone mets
Hyponatremia-SIADH
Cushing’s syndrome-ACTH, SCCa
Term
What are some remote effects of lung cancer on the hematologic system?
Definition
Migratory thrombophlebitis
DIC
Term
What are some remote effects of lung cancer on the skin?
Definition
Dermatomyositis
Acanthosis nigricans
Term
What are some remote effects of lung cancer on the kidneys?
Definition
Nephrotic syndrome
Glomerulonephritis
Term
What are the current screening tests for lung cancer?
Definition
There are no current screening tests
Term
What are PET scans used for?
Definition
Solitary pulmonary nodules
Screening for metastases and recurrence
Term
What are the main contraindications of resection and operability?
Definition
Extrathoracic metastases
Bilateral disease
Cardiac tamponade
Involvement of main pulmonary artery
SVC syndrome
Term
Describe the different types of stages of metastasis?
MX
M0
M1
Definition
MX - Distant metastases cannot be assessed
M0 - No distant metastases
M1 - Distant metastasis present
Term
What is the treatment for Malignant Pleural Effusions caused by lung cancer?
Definition
Chest tube drainage or VATS with pleurodesis if recurrent
Term
What is the treatment for Endobronchial obstruction caused by lung cancer?
Definition
Laser photoresection
Brachytherapy
Stents
Term
Which is superior lobectomy or wedge resection?
Definition
lobectomy
Term
What are most benign lesions characterized by generally?
Definition
Dense central calcification
Multiple punctate calcifications
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