Random cancer Flashcards
What is filgrastim
G-CSF drug to stimulate bone marrow production
What presume well circumscribed solitary lung nodule on CT scan with PMH cacner
A secondary cancer until proven otherwise
Non smokers vs smokers histology
Non = adenocarcinoma
Smokers - SCLC, NCLC, = squmaous cell
What determines whether do pleutritic tap or chest drain
Symptomaticness and size of pleural effusion
What does blood on pleuritic tao signify
Trauma
Malignancy
TB
Ruptured aortic aneurysm
Aortic ddissection
Which cancer is there a high likelihood of finding primary in
Squamous cell
Initial treatment hypercalcemia
3-6L of fluid over 24 hours
What does ectopic ACTH due to SCLC do to electrolyres
V LOW POTASSIUM
Normal pleural fluid findings
Appearance: clear
pH: 7.60-7.64
Protein: < 2% (1-2 g/dL)
White blood cells (WBC): < 1000/mm³
Glucose: similar to that of plasma
LDH: <50% plasma concentration
Amylase: 30-110 U/L
Triglycerides: <2 mmol/l
Cholesterol: 3.5–6.5 mmol/l
What are transudative pleural effusions caused by
caused by factors that alter hydrostatic pressure, pleural permeability, and oncotic pressure.
What are exudative pleural effusions caused by
changes to the local factors that influence the formation and absorption of pleural fluid.
When is lights criteria most likely effective
Exudative effusion
What does purulent pleuritic tap sugest
Empyema
What does a milky fluid on pleuritic tap suggest
Chylothorax or pseudochylothorac - lymphatic obstruction, chronic inflammation or trauma to thoracic duct
Black pleural fluid signifies
Aspergillus niger infection
Malignant melanoma (black colour caused by cells containing melanin pigment)
Haemorrhage and haemolysis associated with non-small cell lung cancer
