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Lung cancer

Carcinoma pulmonis · Rakovina plic

What it is

The biggest cancer killer; small-cell and non-small-cell behave very differently.

Symptoms & signs

  • Persistent cough
  • coughing blood
  • weight loss
  • chest pain
  • hoarseness
  • recurrent chest infections

🚩 Get help if…

  • call 112 / 911 now Coughing up more than a spoonful of blood
  • call 112 / 911 now Swelling of the face and neck with breathlessness
  • see a doctor soon Cough or hoarseness lasting over 3 weeks
  • see a doctor soon Weight loss you can't explain, chest pain or clubbed fingertips

Where it strikes

Medical treatment

  • Surgery for early disease trials support
  • Chemoradiation trials support
  • Targeted therapy (EGFR, ALK, ROS1, KRAS G12C) trials support
  • Immunotherapy (pembrolizumab) trials support
  • Low-dose CT screening of heavy smokers — about 3 deaths prevented per 1 000 screened over six years, with many false alarms and some needless surgery mixed evidence
  • Tarlatamab (Imdelltra) for small-cell cancer after chemotherapy — FDA-approved 2024
  • Antibody-drug conjugates, such as trastuzumab deruxtecan for HER2-mutant disease — FDA-approved 2022
  • Immunotherapy around surgery (nivolumab or pembrolizumab with chemotherapy) — approved 2022–23

Natural & lifestyle

  • Stop smoking at any stage (improves survival)
  • radon testing at home
  • exercise before surgery (prehabilitation)
  • nutrition

Emerging & experimental

  • Circulating tumour DNA screening

Alternative, off-label & anecdotal

Approaches used outside the guidelines, with what their supporters report and what testing has found so far.

  • Mistletoe extract (Iscador) — widely used in Central Europe; better quality of life in some studies, no proven survival benefit mixed evidence
  • High-dose intravenous vitamin C — active in the laboratory; small trials, no survival benefit shown early / small studies
  • Fenbendazole ('Joe Tippens protocol') — a dog dewormer with anecdotal cures and laboratory activity; no human trials anecdotal / traditional
  • Beta-carotene supplements — two large trials found more lung cancer in smokers who took them not confirmed in trials
  • Metformin alongside EGFR inhibitors — trials disagree mixed evidence

ICD codes