Dr. Dachman is an abdominal radiologist with expertise and interest in the GI tract, virtual colonoscopy, cancer diagnosis (stomach, small bowel, colon, pancreas). He also has interest in swallowing and esophageal motility.
Dr. Dachman's main research focus was and is the development, implementation of CT colonography (also termed "virtual colonoscopy" for colorectal cancer screening. He helped develop and test computer aided detection software for interpreting virtual colonoscopy. He developed educational course for radiologist and an on line training program for CT technologists.
Armed Forces Institute of Pathology
Washington, DC
Fellow, GI Radiology - Gastrointestinal Radiologic Pathology
1982Montefiore Hospital
Bronx, NY
Residency - Radiology
1981Brookdale Hospital
Brooklyn, NY
Intern - Internal Medicine
1978Albert Einstein College of Medicine
Bronx, NY
MD - Medicine
1977Erratum for: CT Colonography Reporting and Data System (C-RADS): Version 2023 Update.
Erratum for: CT Colonography Reporting and Data System (C-RADS): Version 2023 Update. Radiology. 2024 Feb; 310(2):e249004.
PMID: 38411524To Wait or to Act: How CT Colonography Can Improve Management of Colorectal Polyps.
To Wait or to Act: How CT Colonography Can Improve Management of Colorectal Polyps. Radiology. 2024 01; 310(1):e232975.
PMID: 38289208CT Colonography Reporting and Data System (C-RADS): Version 2023 Update.
CT Colonography Reporting and Data System (C-RADS): Version 2023 Update. Radiology. 2024 01; 310(1):e232007.
PMID: 38289209Editorial Comment: Avoiding Pitfalls in the Diagnosis of Intestinal Ischemia.
Editorial Comment: Avoiding Pitfalls in the Diagnosis of Intestinal Ischemia. AJR Am J Roentgenol. 2023 Feb; 220(2):185.
PMID: 35946862Mesenteric Panniculitis, Sclerosing Mesenteritis and Mesenteric Lipodystrophy: Descriptive Review of a Rare Condition.
Mesenteric Panniculitis, Sclerosing Mesenteritis and Mesenteric Lipodystrophy: Descriptive Review of a Rare Condition. Clin Colon Rectal Surg. 2022 Jul; 35(4):342-348.
PMID: 35966977A Clinically Optimal Protocol for the Imaging of Enteric Tubes: On the Basis of Radiologist Interpreted Diagnostic Utility and Radiation Dose Reduction.
A Clinically Optimal Protocol for the Imaging of Enteric Tubes: On the Basis of Radiologist Interpreted Diagnostic Utility and Radiation Dose Reduction. Acad Radiol. 2022 12; 29(12):e279-e288.
PMID: 35504809Impact of oral textures on aspiration and changes in swallow dynamics in patients with PD with DBS.
Impact of oral textures on aspiration and changes in swallow dynamics in patients with PD with DBS. J Neurol Neurosurg Psychiatry. 2020 Nov 26.
PMID: 33243856Use of Screening CT Colonography by Age and Race: A Study of Potential Access Barriers Related to Medicare Noncoverage Based on Data From the ACR's National CT Colonography Registry.
Use of Screening CT Colonography by Age and Race: A Study of Potential Access Barriers Related to Medicare Noncoverage Based on Data From the ACR's National CT Colonography Registry. J Am Coll Radiol. 2021 Jan; 18(1 Pt A):19-26.
PMID: 33086049CT colonography's role in the COVID-19 pandemic: a safe(r), socially distanced total colon examination.
CT colonography's role in the COVID-19 pandemic: a safe(r), socially distanced total colon examination. Abdom Radiol (NY). 2021 02; 46(2):486-490.
PMID: 32748251Lung Base Findings of Coronavirus Disease (COVID-19) on Abdominal CT in Patients With Predominant Gastrointestinal Symptoms.
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Lung Base Findings of Coronavirus Disease (COVID-19) on Abdominal CT in Patients With Predominant Gastrointestinal Symptoms. AJR Am J Roentgenol. 2020 Sep; 215(3):607-609.
PMID: 32301631Distinguished Service Award (Gold Medal)
Illinois Radiological Society
2022Top Doctors (one of 20 in Diagnostic Radiology)
Chicago Magazine
2022Best article award in Helath Services Research & Policy in 2021 (JACR 2020 Oct 18:S1546-1440(20)3100
Journal American College of Radiology
2021Distinguished Service Award (Gold Medal)
Chicago Radiological Society
2019Chicago's Top Cancer Doctors (one of 15 radiologists listed)
Chicago Magazine
2019Reviewer Award, Special Distinction (top 14 of 283)
RadioGraphics
2017Magna Cum Laude Exhibit Award
Society of Abdominal Radiology, Scientific Meeting
2016Distinguished Reviewer
Abdominal Radiology (Journal)
2015 - 2022