145 – Margaret’s Cancer Spreads to Her Lymph Nodes: 12 January 2025


This was how Margaret looked on 27 April 2019.  By September 2021, she was dying and she no longer looked like this.

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Margaret had another endoscopic ultrasound on Tuesday 14 September 2021.  The report of the operation was optimistic.  The report said this.

 

Findings

On endoscopy, the ampulla was small but has some polypoid/ villiform tissue at the orifice.  Biliary discharge was noted.  The ampulla was biopsied using a forcep.

On EUS, the ampullary mass is barely noticeable and has reduced in size to 8 mm the max.  There was no obvious extension of tumour into the distal CBD or PD.  Neither duct was dilated (CBD 7 mm and PD 1-2 mm).  Overall, the appearance suggestive of ongoing remission!.

The previous 2 cystic lesions[s] within the pancreas: neck (23 mm) and tail (8 mm) were both seen.  Both has no high risk or worrisome features.

The previously enlarged node in the celiac axis, measuring up to 15 mm was again see and was hypoechoic.  This it was biopsied using EUS FNA technique.  Material was collected for histology.

EUS = Endoscopic Ultrasound; CBD = Common Bile Duct; PD = Pancreatic Duct

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This operation confirmed that the cancer remained in remission, but it raised a question about its possible presence in the lymph nodes.  This would be resolved by the tissue sample the surgeon sent for testing. 

On 23 September, the oncologist told us that the tissue sample taken from the lymph nodes was indeed cancerous.  The terrible news was that the cancer was now present in Margaret’s lymph nodes.

The Cancer Council of Australia says this about lymph nodes.

Lymph nodes or lymph glands, are part of the lymphatic system which is part of both the immune and circulatory systems. The lymphatic system consists of lymph vessels, lymph fluid and lymph nodes and other lymph tissue.   

Lymph nodes are small, bean-shaped structures that are found along the lymph vessels. They filter lymph fluid as it passes through your body before emptying into the bloodstream. Lymph fluid, which is normally clear, travels to and from the tissues in your body. It carries nutrients but also takes away harmful substances such as bacteria, viruses, cell debris and abnormal cells such as cancer cells. The filtered fluid is returned to your blood circulation.

 

The lymph nodes are, in effect, a separate “blood stream” containing lymph fluid instead of blood.  A cancer which is present in the lymph nodes, has access to virtually every part of the body.  It can grow and prosper throughout the body. 

The surgeon scheduled another operation for a further endoscopic ultrasound for Wednesday 29 September.

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Margaret had a PET (Positron Emission Tomography) scan on Monday 27 September.  The $950.00 cost of this procedure was not covered by either Medicare or our private health insurer.  The imagery produced by a PET scan is extremely detailed.  Margaret’s PET scan was so detailed, it highlighted a “hot spot” on her arm where she had received a Covid vaccination one week earlier.  Here are some extracts from the PET scan report.

Lymph Nodes:

A focus of intensive uptake FDG uptake, SUV max 5.6 is noted at the left para-aortic lymph node (level of L 2/3), suspicious of modal metastasis.

Another focus of moderate grade FDG uptake SUV max 4.9 is noted at right pelvis, (see key image), raising suspicion of nodal metastasis.

CONCLUSION:

The intense focal activity anterior to the vena cava, at level of L 4, is suspicious of ampullary malignancy, given adjacent dilated common bile duct on low dose CT … Correlation with gastroscopy and/ or endoscopic ultrasound is suggested if clinically indicated.  Differential diagnosis includes a precaval lymph node at the level of L 4.

1          FDG avid nodal metastases in the left para-aortic region and possibly in right pelvis as outlined above.

2          The low grade focal activity in the liver, may be due to physiological variable liver uptake, although early liver metastasis not completely excluded.  No obvious liver lesion is seen on separate CT today … Follow up +/ - MRI is suggested if clinically indicated.

3          Foci of bowel uptake as outlined above.  Correlation with colonoscopy to exclude benign or malignant polyps before attributing them to physiological bowl uptake is suggested if clinically indicated.

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The website Radiology in Plain English says “FDG is a radioactive sugar that is used in PET imaging.  The idea is that FDG is taken up more in abnormal tissues then normal ones.  That is, abnormal tissues use glucose or sugar more than normal ones.  This is reflected in PET scans as more uptake and a hotter or brighter tissue on the scan.”

Margaret’s PET scan report confirmed a high uptake of FDG in her lymph nodes.  This was a clear indication that the cancer had spread to the lymph nodes. 

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We both tried to digest this terrible news.  The cancer had spread to Margaret’s lymph nodes.

This surely meant she was doomed and her death would probably happen before the end of 2021.

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Another operation took place on 29 September, just two days after the PET scan.  The aim of this operation was to enable the surgeon to “zap” the cancer with radiotherapy administered inside Margaret’s body through an endoscope. 

The surgeon was unable to administer any radiotherapy.

The findings of the 29 September operation were a little inconclusive, but they were not good. The written report from the surgeon said this.

 

Duodenal Papilla

Major Papilla – due to previous radiation therapy, the ampulla was markedly deformed with ulceration.  The biliary and pancreatic duct orifices could not be identified.

Whilst the CBD was successfully cannulated, the PD could not be entered despite the use of different cannuli and wires.  Given the risk of pancreatitis is high without PD stenting, RFA was not performed.  A sphincterotomy (5 mm) followed by balloon dilation of the distal CBD stricture was performed.  The CBD was markedly dilated (up to 30 mm).  The biliary duct was stented with 2 plastic stent[s] and this resulted in good contrast and bile drainage.

CONCLUSION

Ampullar cancer causing a tight stricture at the distal CBD.  PD not accessible and thus, cannot be stented.  No RFA due to high risk of pancreatitis.

CBD = Common Bile Duct

PD = Pancreatic Duct

RFA = Radiofrequency Ablation; Cannulation = insertion of a stent

 

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The cancer had stayed in remission only until I had ceased being in danger of imminent death.  Once my life was safe, the cancer roared back into vigorous life.  It was determined to end Margaret’s life as quickly as possible

I do not have the words to describe how truly horrible this news was.

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