eMedicine Specialties > Gastroenterology > Systemic Disease
Peutz-Jeghers Syndrome: Follow-up
Updated: Apr 9, 2009
Follow-up
Complications
- In young patients, small intestinal obstruction and intussusception are the main complications of Peutz-Jeghers syndrome. This is due to the small intestinal location of the polyps.

Computed tomography scan reveals the classic yin-yang sign of an intussusceptum inside an intussuscipiens.

Abdominal ultrasonography reveals the classic target sign of an intussusceptum inside an intussuscipiens.

Postevacuation image from part of a double-contrast barium enema study in a 47-year-old man presenting with features of small-bowel obstruction. The image shows a coiled-spring appearance in the region of the cecum suggestive of an intussusception. At laparotomy, an ileocecal intussusception was found in association with a carcinoid tumor of the terminal ileum.
- Cancer is the main consequence as patients with Peutz-Jeghers syndrome (PJS) age (93% cumulative risk by age 64 y). The major sites of cancer occurrence in order of RR over the general population are small intestine (RR 520), stomach (RR 96), pancreas (RR 132), colon (RR 84), esophagus (RR 57), ovary (RR 27), lung (RR 17), uterus (RR 16), and breast (RR 15.2). In addition, other reproductive site cancers have been associated with Peutz-Jeghers syndrome (PJS), including adenoma malignum of the cervix, Sertoli cell tumors, and sex cord tumors with annular tubules.
- Adhesions and intestinal obstruction or short bowel syndrome from repeated abdominal surgeries : These can be limited with the use of endoscopic methods for intestinal polyp resection, such as intraoperative enteroscopy and push enteroscopy.
Prognosis
- Forty-eight percent of patients with Peutz-Jeghers syndrome (PJS) develop and die from cancer by age 57 years. Others may potentially have a normal life span.
Patient Education
- The patient with Peutz-Jeghers syndrome should be educated on the potential symptoms of intestinal obstruction and instructed on the need for cancer surveillance.
Miscellaneous
Medicolegal Pitfalls
- Lack of adequate follow-up and cancer surveillance in patients with Peutz-Jeghers syndrome (PJS) is a potential pitfall.
- In wake of the discovery of the genetic cause(s) of Peutz-Jeghers syndrome (PJS), genetic counseling by someone knowledgeable in this disease should be provided if genetic testing is being considered, particularly as high penetrance autosomal dominant alleles have been described. Genetic counseling relays the risks and benefits and consequences of genetic testing to the patient. It also informs the patient of the consequences of a positive, negative, or inconclusive genetic test result. Genetic counseling also includes information on the risk of transmission to offspring and may provide guidance for the patient regarding testing of other family members.8,25 Mehenni et al reported the molecular and clinical characteristics of 46 families with Peutz-Jeghers syndrome (PJS). The investigators demonstrated an increase in the mutational spectrum of LKB1/STK11 allelic variants worldwide and suggested this new information would be helpful for both clinical diagnosis and genetic counseling.15
Special Concerns
- Follow-up care should be supervised by a gastroenterologist familiar with Peutz-Jeghers syndrome (PJS).
- Consultation with surgery, oncology, urology, and gynecology specialists may be necessary in the management of patients with Peutz-Jeghers syndrome (PJS). Psychiatric consultation may also be beneficial, as mild depression has been reported to be common in individuals with PJS, although study by Woo et al did not show that patients were affected by their condition.26
- Genetic counseling is recommended for affected patients and their families.
- Breast cancer in patients with Peutz-Jeghers syndrome (PJS) may occur at a young age, and it may also be bilateral.1
More on Peutz-Jeghers Syndrome |
| Overview: Peutz-Jeghers Syndrome |
| Differential Diagnoses & Workup: Peutz-Jeghers Syndrome |
| Treatment & Medication: Peutz-Jeghers Syndrome |
Follow-up: Peutz-Jeghers Syndrome |
| Multimedia: Peutz-Jeghers Syndrome |
| References |
| Further Reading |
| « Previous Page | Next Page » |
References
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[Best Evidence] Bjelakovic G, Nikolova D, Simonetti RG, Gluud C. Antioxidant supplements for preventing gastrointestinal cancers. Cochrane Database Syst Rev. Jul 16 2008;CD004183. [Medline]. [Full Text].
Further Reading
Best Evidence
- Bjelakovic G, Nikolova D, Simonetti RG, Gluud C. Antioxidant supplements for preventing gastrointestinal cancers. Cochrane Database Syst Rev. Jul 16 2008;CD004183. [Medline]. [Full Text].
Clinical Trials
- Curcumin for Treatment of Intestinal Adenomas in Familial Adenomatous Polyposis (FAP)
- Pilot Study of mTOR Inhibitor Therapy in Peutz-Jeghers Syndrome
National Guidelines Clearinghouse
- Guidelines for the management of colorectal cancer. Association of Coloproctology of Britain and Ireland - Medical Specialty Society. 2001 (revised 2007). 117 pages. NGC:005904
- Surveillance and management of groups at increased risk of colorectal cancer. New Zealand Guidelines Group - Private Nonprofit Organization. 2004 May. 84 pages.NGC:003655
Keywords
Peutz-Jeghers syndrome, PJS, colon polyps, intestinal polyps, intestinal polyposis, hamartomatous intestinal polyposis, polyps-and-spots syndrome, perioral lentiginosis, hamartomatous polyps in association with mucocutaneous melanocytic macules, cancer of the GI tract, intestinal polyps, STK11 gene mutation, STK11/LKB1 gene mutation, serine/threonine kinase 11 gene, gastrointestinal polyps, GI polyps, hamartomas, intestinal lesions, intestinal cancer





Follow-up: Peutz-Jeghers Syndrome