Cardiothoracic Flashcards
Azygous v anatomy
runs along right, dumps into SVC
Thoracic duct anatomy
runs along right, crosses at T4, dumps into left subclavian at junction w/ internal jugular vein
Phrenic n anatomy
runs anterior to hilum
Vagus n anatomy
runs posterior to hilum
Pneumocyte responsible for gas exchange
Type I
Pneumocyte responsible for surfactant production
Type II (phosphatidylcholine)
Direct air exchange between alveoli
Pores of Kahn
Most common cause of cancer-related death in US
Lung cancer
Most common site of brain metastasis
brain
Best predictor of pulmonary complications and being able to wean off ventilator
FEV1
Most common complication after pneumonectomy
arrhythmias
Most common lung cancer
adenocarcinoma
T staging of lung cancer
1 <3cm
2 >3cm but >2cm away from carina
3 local invasion or <2cm away from carina
4: distant invasion or malignant effusion (unresectable)
N staging of lung cancer
1 ipsilateral hilum nodes
2 ipsilateral mediastinal/subcarinal/aortopulmonary window (unresectable)
3: CL mediastinal, supraclavicular (unresectable)
Staging for lung cancer
I: T1-2, N0 IIa: T1, N1 IIb: T2, N1 or T3, N0 IIIa T1-3, N2 IIIb T4, N3 IV: M1
Paraneoplastic syndrome associated w/ squamous cell
PTH-related peptide
Paraneoplastic syndrome associated w/ small cell
ACTH, ADH
Non-small cell cancer chemo
Carboplatin, Taxol
Small cell cancer chemo
cisplatin, etoposide
Best test for T/N status lung cancer
CT chest/abdomen
Best test for M status lung cancer
PET
Chamberlain procedure
anterior thoracotomy or parasternal mediastinotomy assessed enlarged AP window nodes
Most common coin lesion
granuloma
Most common coin lesion tumor
hamartoma
Most common coin lesion cancer
lung adenocarcinoma
What makes lung tumor operable
FEV1 > 0.8
DLCO >10
No N2, N3, M disease
Treatment for adenoid cystic adenoma
Resect, XRT
Treatment for mucous gland adenoma
Resect
Most common benign adult lung tumor
hamartoma (made from fat, cartilage, connective tissue)
Appearance of hamartoma on CT
calcifications + popcorn lesion
Anterior Mediastinal Tumor
T's -Thymoma Thyroid cancer T-cell lymphoma Teratoma parathyroid Thymus