lung cancer Flashcards
what are respiratory symptoms of lung cancer ?
persistent cough - (CXR if cough >3 weeks)
haemoptysis
SOB
chest pain
hoarse voice
dysphagia
what are metabolic symptoms of lung cancer ?
unexplained weight loss
fatigue
what would be your examination findings for lung cancer ?
fixed, monophonic wheeze
supraclavicular lymphadenopathy or cervicular lymphadenopathy
clubbing ( not specific to cancer )
where are the pancoast tumours found ?
pulmonary apex
what are most pancoast tumours ?
most are non-small cell cancers
what can pancoast tumours cause ?
horners syndrome
what are the central lung cancers ?
small cell and squamous cell
what are peripheral lung cancers ?
adenocarcinoma and large cell
where do small cell cancers arise from ?
neuroadencrine cells (secrete hormone)
why are small cell lung cancers bad ?
rapidly metastasis
whats the most common lung cancer in non-smokers ?
adenocarcinoma
what does adenocarcinoma arise from?
mucous -secreting glandular cells
what can adenocarcinoma cause?
gynaecomastia and HPOA
what is horners syndrome ?
compression of symphathetic chain in pancoast tumour
what does horners syndrome cause ?
unilateral miosis, ptosis and anhidrosis
