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HEAPHY 1 & 2 CASE RACE 2 – RT Tony FALLON

Sat 31 st Aug 2013 Session 3 / CR2-2 13:41 – 13:45. HEAPHY 1 & 2 CASE RACE 2 – RT Tony FALLON. CANTERBURY / WESTLAND ABSTRACT

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HEAPHY 1 & 2 CASE RACE 2 – RT Tony FALLON

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  1. Sat 31st Aug 2013 Session 3 / CR2-2 13:41 – 13:45 HEAPHY 1 & 2 CASE RACE 2 – RT Tony FALLON CANTERBURY / WESTLAND ABSTRACT This case race presents the case of a lymphoma patient who was scanned/planned and treated for an abdominal lymphoma and during the treatment, it disappeared and was not visible on imaging.... this set in motion the process of turning computer screens around, changing windowing levels and calling multiple staff around to try and see the volume and then a major discovery was made on a cone beam CT.

  2. Chasing the Tumour Around Christchurch Anthony Fallon Radiation Therapist Canterbury Regional Cancer and Haematology Service

  3. Patient • Female, 46 YO • Original Diag. May 2003 - Stage IV Diffuse large B cell lymphoma • January 2013 – 1/52 Hx of adbo swelling and bowel changes >>> Lt Sided Mesenteric Abdominal Mass

  4. Quick Recap In anatomy, the mesentery is the double layer of peritoneum that suspends the jejunum and ileum from the posterior wall of the abdomen. Wikipedia

  5. January 2013

  6. Initial Treatment • 3 Cycles up to April • Rituximab on day 1 • Cyclophosphamide days 2‐4 Q12H • Vincristine days 5 and 12 (2 doses) • Doxorubicin day 5 • Dexamethasone days 2‐5 and 12‐15

  7. Diagnostic Scan April 13

  8. CT Planning Scan May 13

  9. RT Plan

  10. RT Plan • Gross Tumour Volume = Visible mass • Planning Tumour Volume = GTV + 1cm Margin Isotropically. • Daily CBCT to localise Mass and Daily RO Review

  11. CBCT Image Day 1 

  12. RT Treatment • 30Gy/10 # over 2 weeks. • Daily Ondensatron – Small amount of Abdominal Gurgling and Cramps. • Initially increased in Size but then Good response

  13. Last Day

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