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Biomedical subjects

M J Komar

Publications and source records attributed to M J Komar.

5 recordsLinked to original sources

Irritable bowel syndrome.

Irritable bowel syndrome is one of the most commonly encountered functional gastrointestinal disorders, affecting an estimated one in five adult Americans. It is characterized by a symptom complex that includes chronic abdominal pain and discomfort that is relieved with defecation, abnormal stool frequency, and a change in stool form. Although the etiology of this disorder continues to remain elusive, this article reviews the current theory of the pathophysiologic mechanisms and reports on diagnostic and management principles for the primary care provider.

Adult↗

Acute pancreatitis.

Acute pancreatitis is a relatively common disease with an incidence of 30 per 100,000 persons per year. In the United States, more than 80% of the cases are related to biliary stones or alcohol use. It is a potentially fatal disease with an overall mortality of 5% to 10%. When first seen, patients have an acute abdomen. It is imperative that the diagnosis be established rapidly with a thorough history, physical examination, and appropriate laboratory and imaging studies. Prompt determination of patients who need referral for intensive care or consultation is crucial. There is no specific treatment for most patients with acute pancreatitis. Supportive care includes intravenous administration of fluids, parenterally administered analgesia, nutritional support, and prevention and treatment of complications.

Acute Disease↗

Nutrition and enterocutaneous fistulas.

Enterocutaneous fistulas (ECFs) are a complex topic in terms of classification. ECF-related morbidity and mortality can be high due to fluid loss and electrolyte imbalance, sepsis, and malnutrition. Most prognostic factors influencing the outcome of ECF are now well-known. ECF treatment is complex; and, based on various situations, it can be surgical or conservative/ medical. Depending on fistula site and nutritional status, clinicians have to decide whether total parenteral or enteral nutrition should be established. In cases where total parenteral nutrition alone for 7 days has failed to influence the high output fistulas, overall data support the use of adjuvant drug, somatostatin, or its synthetic analogue, octreotide. Somatostatin 250 microg/d and octreotide 300-600 microg/d have been tried along with total parenteral nutrition to decrease the healing time of ECFs and to reduce the number of complications.

Cutaneous Fistula↗

Post-transfusion acquired malaria complicating orthotopic liver transplantation.

Early infectious complications within the first 3 months of orthotopic liver transplantation are common and are associated with significant morbidity and mortality. Here we report the first case of transfusion-acquired malaria in an orthotopic liver transplantation recipient. The patient was found to have Plasmodium ovale malaria during evaluation of a severe febrile illness. The infection was traced to a platelet transfusion and responded to treatment with chloroquine. Risk factors associated with the development of malaria infection are identifiable and should be reviewed from the recipient and donor when possible. Routes of infection in the liver transplant patient would include blood products, the organ itself, and resurgence of latent infection. Theoretically, immunosuppression may have an impact on the disease process. Clinicians caring for these patients need to have a high index of suspicion in order to diagnose and treat malaria effectively in the post-transplant setting. Although rare, malaria should be added to the list of pathogens that can infect organ transplant recipients.

Animals↗