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Table 1 Advantages of liquid biopsy over standard tissue biopsy

From: Liquid biopsy - emergence of a new era in personalized cancer care

  Liquid biopsy Tissue biopsy
Clinical sample Blood Effected tissue
Risk Minimal risk/pain Risk depends on location of tumor
Ease of collecting sample Quick Depends on location of tumor. Some tumors are hard to reach
Ease of monitoring patients Simple blood test Difficult to do repeat surgeries; also surgeons may not know where to look for metastatic tumor
Invasive Minimally invasive Invasive
Time for patient recovery Quick; does not require hospitalization Time Intensive; requires hospitalization of patients