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Table 3 Body regions exposed to radiotherapy and median cumulative exposure

From: Radiotherapy and subsequent thyroid cancer in German childhood cancer survivors: a nested case–control study

  Thyroid SN Any other neck SN (8 HL, 1 NHL, 3 STS) Controls
Body region Exposed cases Median cumulative exposure of exposed cases in Gy (min-max) Exposed cases Median cumulative exposure of exposed cases in Gy (min-max) Exposed Controls Median cumulative exposure of exposed controls in Gy (min-max)
Head 10 19 (18–55) 4 12 (12–30) 27 24 (12–110)
Neck 4 30.3 (25–35) 3 35 (30–35) 4 32.5 (20–40)
Spine 4 24 (18–35) 2 24 (−) 6 29.6 (15–40)
Neck or spine a) 8 25.3 (18–35) 5 30 (24–35) 10 30.1 (15–40)
Thorax 2 25.3 (25–25.6) 2 35 (−) 4 30.5 (20–40)
Abdomen 1 30 (−) 1 25 (−) 7 25 (20–36)
Pelvis 1 32 (−) 0 - 0 -
Legs 0 - 0 - 0 -
Arms 0 - 0 - 0 -
Unexposed 1 - 3 - 23 -
Total exposed (Max exposure per person) 16 27.8 (18–55) 9 25 (12–35) 34 24 (12–110)
  1. FN: first neoplasm
  2. Gy: Gray
  3. HL: Hodgkin’s Lymphoma
  4. ICCC: International Classification of Childhood Cancer
  5. NHL: Non-Hodgkin’s Lymphoma
  6. SN: second neoplasm
  7. STS: Soft Tissue Sarcoma
  8. a): Exposed individuals are either neck or spine exposed, never both
  9. Exposed body regions of 29 cases with SN of the thyroid or any other neck SN diagnosed 1980–2002 and 57 matched controls by FN (ICCC-3 classification [1]) diagnosed in 1980–2000 in Germany, FN at age under 15 years