Associate Clinical Professor of Pathology, NE Ohio Univ
Pathology
Dr. Robert E. Petras, MD
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Dr. Robert E. Petras works in the field of Pathology. He went to medical school at The Ohio State University College of Medicine. He received awards:"America's Top Doctors" and "Fellow (AGAF)". Robert Petras is also published. He has 97 publications published. The lastest publication: "Acquired increase in leucocyte binding by intestinal microvascular endothelium in inflammatory bowel disease.'
Publications
- Differential microRNA expression tracks neoplastic progression in inflammatory bowel disease-associated colorectal cancer.
- Diverticular disease associated with inflammatory bowel disease-like colitis: a systematic review.
- Crohn's disease of the common bile duct and ampulla causing obstructive jaundice and acute pancreatitis.
- CARD15 genotype-phenotype relationships in a small inflammatory bowel disease population with severe disease affection status.
- Pathology of inflammatory bowel disease.
- Emerging eosinophilic (allergic) esophagitis: increased incidence or increased recognition?
- Chronic pouchitis after ileal pouch-anal anastomosis for ulcerative colitis: effect on quality of life.
- Molecular profiling of ulcerative colitis-associated neoplastic progression.
- Reduced Paneth cell alpha-defensins in ileal Crohn's disease.
- Characterization of genotype-phenotype relationships and stratification by the CARD15 variant genotype for inflammatory bowel disease susceptibility loci using multipl...
- Afferent limb ulcers predict Crohn's disease in patients with ileal pouch-anal anastomosis.
- Dysplasia of the anal transitional zone after ileal pouch-anal anastomosis: results of prospective evaluation after a minimum of ten years.
- Association of ulcerative colitis with the inflammatory bowel disease susceptibility locus IBD2 in non-Jewish Caucasians and evidence of genetic heterogeneity among ra...
- Indeterminate colitis: the real story.
- p53 expression in low grade dysplasia in Barrett's esophagus: correlation with interobserver agreement and disease progression.
- Characterization of N-acetyltransferase 1 and 2 polymorphisms and haplotype analysis for inflammatory bowel disease and sporadic colorectal carcinoma.
- Autoimmune enteropathy associated with cessation of interferon-alpha therapy in chronic hepatitis C.
- Interobserver and intraobserver bias exists in the interpretation of anal dysplasia.
- Characterization and clinical behavior of Crohn's disease initially presenting predominantly as colitis.
- Slow transit colon constipation is not related to the number of interstitial cells of Cajal.
- Evaluation of SLC11A1 as an inflammatory bowel disease candidate gene.
- Histologic changes in defunctioned rectums in patients with inflammatory bowel disease: a clinicopathologic study of 82 patients with long-term follow-up.
- Small intestinal submucosa as a bioscaffold for biliary tract regeneration.
- An unusual presentation of enterocolic lymphocytic phlebitis.
- Acrodermatitis without evidence of bowel disease.
- Autoimmune enteropathy in a pediatric patient: partial response to tacrolimus therapy.
- Idiopathic eosinophilic esophagitis with stricture formation in a patient with long-standing eosinophilic gastroenteritis.
- Clinical quiz. Celiac disease.
- Use of a microsatellite marker in predicting dysplasia in ulcerative colitis.
- Methylene blue-directed biopsies improve detection of intestinal metaplasia and dysplasia in Barrett's esophagus.
- Endoscopic small bowel mucosal biopsy: a controlled trial evaluating forceps size and biopsy location in the diagnosis of normal and abnormal mucosal architecture.
- Comparison of suction capsule and endoscopic biopsy of small bowel mucosa.
- Endoscopic management of upper gastrointestinal polyps and periampullary lesions in familial adenomatous polyposis and Gardner''s syndrome.
- Surveillance for colonic carcinoma in ulcerative colitis.
- Endoscopic ultrasound in the pre-operative staging of rectal carcinoma.
- Duodenal schistosomiasis diagnosed by endoscopic biopsy of an isolated polyp.
- Laser-induced fluorescence microscopy of normal colon and dysplasia in colonic adenomas: implications for spectroscopic diagnosis.
- Management and outcome of patients with invasive carcinoma arising in colorectal polyps.
- Brugia infection in Northern Ohio.
- Cryptosporidial enteritis in a homosexual male with an acquired immunodeficiency syndrome.
- Pneumatosis cystoides intestinalis in Crohn's disease. Report of two cases.
- Ki-67-determined growth fraction versus standard staging and grading parameters in colorectal carcinoma. A multivariate analysis.
- T lymphocyte proliferation in lymphomatoid granulomatosis.
- Gastric epithelial atypia associated with hepatic arterial infusion chemotherapy. Its distinction from early gastric carcinoma.
- Duodenal microgastrinoma producing the Zollinger-Ellison syndrome.
- Villous and tubulovillous adenomas of the colon and rectum. A retrospective review, 1964-1985.
- Crohn's disease and intestinal carcinoma. A report of 11 cases with emphasis on associated epithelial dysplasia.
- The safety of intraosseous infusions: risks of fat and bone marrow emboli to the lungs.
- Proceedings of the 1988 Subspecialty Conference on Gastrointestinal Pathology at the USCAP. United States and Canadian Academy of Pathology. Diagnostic nonproblems in ...
- Papillary cystic epithelial neoplasms of the pancreas. A clinical study of four cases.
- When is endoscopic polypectomy adequate therapy for colonic polyps containing invasive carcinoma?
- Microcystic adenomas (serous cystadenomas) of pancreas. A clinicopathologic investigation of eight cases with immunohistochemical and ultrastructural studies.
- Strumal carcinoids of the ovary. An immunohistologic and ultrastructural study.
- Gastric antral vascular ectasia. A histologic and morphometric study of "the watermelon stomach".
- Mesenteric venous thrombosis as a possible complication of endoscopic sclerotherapy: a report of two cases.
- Bizarre atypia in gastric brushings associated with hepatic arterial infusion chemotherapy.
- Epithelial downgrowth.
- Fluorescein endoscopy. A technique for noninvasive assessment of intestinal ischemia.
- Gastric and duodenal polyps in familial adenomatous polyposis: a prospective study of the nature and prevalence of upper gastrointestinal polyps.
- Pulmonary lymphoid neoplasms. Role of immunohistology in the study of cellular immunotypes and in differential diagnosis.
- Dysplasia in ulcerative colitis: aneuploidy versus morphology.
- Deoxyribonucleic acid ploidy and cell cycle analysis of colorectal carcinoma by flow cytometry. A prospective study of 137 cases using fresh whole cell suspensions.
- Escherichia coli O157:H7-associated colitis. A clinical and histological study of 11 cases.
- Do microscopic abnormalities at resection margins correlate with increased anastomotic recurrence in Crohn's disease? Retrospective analysis of 100 cases.
- The spectrum of eosinophilic gastroenteritis. Report of six pediatric cases and review of the literature.
- Barrett's esophagus. A review of the pathologist's role in diagnosis and management.
- Spectroscopic diagnosis of colonic dysplasia.
- Colonic vasoactive intestinal peptide nerves in inflammatory bowel disease.
- The significance of "adenomas" in ulcerative colitis: deciding when a colectomy should be performed.
- Colonic epithelial lymphocytosis without a thickened subepithelial collagen table: a clinicopathologic study of 40 cases supporting a heterogeneous entity.
- Intestinal adenocarcinoma in Crohn's disease: a report of 30 cases with a focus on coexisting dysplasia.
- Acquired increase in leucocyte binding by intestinal microvascular endothelium in inflammatory bowel disease.
- Solitary pulmonary papillomas in adults: a clinicopathologic and in situ hybridization study of 14 cases combined with 27 cases in the literature.
- Sarcoidosis presenting as granulomatous colitis.
- Surveillance of patients with Barrett's esophagus for dysplasia and cancer with balloon cytology.
- Detection of dysplasia at colonoscopy using laser-induced fluorescence: a blinded study.
- Methylene blue selectively stains intestinal metaplasia in Barrett's esophagus.
- Colonic epithelial lymphocytosis associated with an epidemic of chronic diarrhea.
- Diagnostic yield and therapeutic impact of flexible bronchoscopy in lung transplant recipients.
- A clinicopathologic study of 42 patients with granulomatous gastritis. Is there really an "idiopathic" granulomatous gastritis?
- Clinical and pathologic factors associated with delayed diagnosis in solitary rectal ulcer syndrome.
- Anorectal malignant melanoma has a poor prognosis.
- Leiomyosarcoma of the rectum and anal canal.
- Surgical management of high-grade dysplasia in Barrett's esophagus.
- Pseudomyxoma peritonei. A clinicopathologic study of 19 cases with emphasis on site of origin and nature of associated ovarian tumors.
- Incidence, risk factors, and treatment of dysplasia in the anal transitional zone after ileal pouch-anal anastomosis.
- Angiogenic polypoid proliferation adjacent to ileal carcinoid tumors: a nonspecific finding related to mucosal prolapse.
- Endoscopic and histologic evaluation together with symptom assessment are required to diagnose pouchitis.
- Methylene blue staining of dysplastic and nondysplastic Barrett''s esophagus: an in vivo and ex vivo study.
- Association of susceptibility locus for inflammatory bowel disease on chromosome 16 with both ulcerative colitis and Crohn's disease.
- Incidence and natural history of dysplasia of the anal transitional zone after ileal pouch-anal anastomosis: results of a five-year to ten-year follow-up.
- The diagnosis of low-grade dysplasia in Barrett's esophagus and its implications for disease progression.
- The importance of diagnostic accuracy in colonic inflammatory bowel disease.
- Immunohistochemistry in the differential diagnosis of acinar and endocrine pancreatic neoplasms.
- Short- and long-term follow-up of treatment for lymphocytic and collagenous colitis.
- Observer variation in the diagnosis of superficial oesophageal adenocarcinoma.
Schools
Ohio State University College Of Medicine and Public Health
Cleveland Clinic
St Marks
Doctors Specialties
- Pathology
Accepted Insurances
Awards
- America's Top Doctors
- Fellow (AGAF)
Education
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Cleveland Clinic Foundation -
The Ohio State University College of Medicine
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