title: [Spontaneous regression of regressive pulmonary metastases from kidney cancer. Myth or reality? Apropos of 2 cases].
abstract: The authors report two cases of regression of lung metastases from renal cell cancer with cytological and histological proof. They present a complete review of the literature and analyse the theories proposed to explain this phenomenon.
mesh_terms: D000328:Adult; D002292:Carcinoma, Renal Cell / Q000556:secondary*; D006801:Humans; D007680:Kidney Neoplasms / Q000473:pathology*; D008175:Lung Neoplasms / Q000556:secondary*; D008297:Male; D008875:Middle Aged; D009365:Neoplasm Regression, Spontaneous
vernacular_title: Régression spontanée de métastases pulmonaires régressives de cancer du rein. Un mythe ou une réalité? A propos de deux cas.