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Colitis due to cancer treatment with immune check-point inhibitors – review of literature and presentation of clinical cases

   | 22 mars 2024
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FIGURE 1.

Endoscopic image of sigmoid colon in case 1.
Endoscopic image of sigmoid colon in case 1.

FIGURE 2.

Endoscopic finding in case 2.
Endoscopic finding in case 2.

FIGURE 3.

Endoscopic finding in case 3.
Endoscopic finding in case 3.

CTCAE gastrointestinal toxicity levels of ICPI2,4

Grade Diarrhoea Colitis
1 Increase in frequency of bowel movements < 4x above baseline; mild increase in ejection via stoma Asymptomatic; clinical or diagnostic observation only; no action required
2 Increase in frequency of bowel movements 4–6x above baseline; moderate increase in ejection via stoma Abdominal pain; mucus or blood in stool
3 Increase in frequency of bowel movements ≥ 7x above baseline, incontinence, need for hospitalisation, impaired daily self-care; marked increase in ejection via stoma Severe or persistent abdominal pain; change in bowel movements; fever, ileus, peritoneal irritation; medical intervention required
4 Life-threatening consequences; need for urgent action Life-threatening consequences; need for urgent action
5 Death Death

Mayo endoscopic score14

Mayo score 0 Mayo score 1 Mayo score 2 Mayo score 3
Disease activity Inactive disease Mild activity erythema, decreased vascular pattern, mild friability Medium activity marked erythema, absent vascular pattern, friability, erosions High activity
Features normal mucosa spontaneous bleeding, ulceration

Set of diagnostic tests1,2,3

Stool tests

Stool culture for pathogenic bacteria (e.g. Yersinia) and viruses
Clostridium difficile toxin
Parasites and parasite eggs
Pancreatic elastase
Inflammatory markers (calprotectin, lactoferrin)
PCR for CMV

Blood tests

Complete blood count
Biochemical tests (liver tests, renal function tests, amylase, lipase, albumin,...)
TSH
Inflammatory markers (CRP, ESR)
Serology for celiac disease (total IgA, tTG)
HIV serology

Imaging

CT scan of the abdomen (for severe abdominal pain)
Endoscopy of the lower GI tract (in all or at least patients with CTCAE grade ≥ 2)

Investigations before immunosuppressive/biological treatment

Serology for HAV, HBV and HCV, HIV
Quantiferon test
Chest X-ray
eISSN:
1581-3207
Langue:
Anglais
Périodicité:
4 fois par an
Sujets de la revue:
Medicine, Clinical Medicine, Internal Medicine, Haematology, Oncology, Radiology