BLOOD

lung cancer. stroke. cancer of the bladder . MI. COPD . Regarding bronchogenic carcinoma. it most often arises around the hilum of the lung – scc and small cell are hilar, but adeno = peripheral (most common) distant spread occurs solely by lymphatic spread – no, also haematogenous. metastasis are most common to the liver – yes – in 30-50% ................
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