In recent years, several studies have demonstrated the utility of DWI for differentiating benign and malignant head and neck disease and for differentiating between histological types of certain malignancies [ 5– 7].
According to this hypothesis, certain malignancies may develop from dormant embryonic or germ cells residing in adult tissues [44].
The underlying mechanisms remain uncertain, but patients with certain malignancies may be in a hypercoagulable state, making EPO administration unadvisable.
The potential of 3-hydroxy-3-methylglutaryl-coenzyme A reductase inhibitors ('statins') to reduce the incidence and/or progression of certain malignancies remains uncertain.
Acromegaly is an endocrine disorder characterized by sustained hypersecretion of growth hormone (GH) with concomitant elevation of insulin-like growth factor I (IGF-I) associated with premature mortality from cardiopulmonary diseases and certain malignancies.
Existing data are limited for the determination of the impact of PET in certain malignancies, and further studies, which should include outcome information, will allow clarification of the role of this modality for such indications.
Accordingly, it was observed that CsA can enhance the progression of certain malignancies [47].
In contrast, some studies have alluded to a decrease in incidence of certain malignancies such as prostate or colon cancer amongst persons taking calcium channel blockers [32], [33].
A recent meta-analysis has shown that obesity is associated with 25 40% of certain malignancies [1], in particular oesophageal adenocarcinoma, thyroid, renal and colon cancers, multiple myeloma and leukaemia in both obese men and women.
PDGFRα are also rearranged in certain malignancies.
Amino-acid depletion has been used to treat certain malignancies (Pinheiro and Boos, 2004).
