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Michael J Callahan

Explore the profile of Michael J Callahan including associated specialties, affiliations and a list of published articles. Areas
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Articles 119
Citations 2297
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Forbes-Amrhein M, Chow J, Horst K, Kim H, Krishnamurthy R, Maloney E, et al.
AJR Am J Roentgenol . 2024 Nov; PMID: 39602099
Contrast media are an indispensable adjunct to pediatric imaging. The most common include iodine-based contrast media for CT and fluoroscopy, gadolinium-based contrast media and iron-oxide nanoparticles for MRI, and microbubbles...
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Asch D, Callahan M, Thomas K, Desai S, Pahade J
AJR Am J Roentgenol . 2023 Oct; 223(2):e2330044. PMID: 37818959
Adverse reactions to contrast media, although uncommon, are often high-acuity events and potentially life-threatening. Nonetheless, these events are treatable, and radiologists may be called on to manage a contrast media...
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Nosrati R, Callahan M, Tsai A, Voss S, Zhang D
Pediatr Radiol . 2023 Jul; 53(10):2054-2059. PMID: 37423916
Background: Only verbal pregnancy screening is recommended for post-menarcheal females undergoing pelvic radiographs. In contrast, usually, a urine/serum pregnancy test for pelvic computed tomographic (CT) exams is required out of...
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Slack J, Putra J, Callahan M, Church A, Teot L, Eng W, et al.
Am J Surg Pathol . 2023 Jun; 47(8):915-925. PMID: 37334821
Lymphatic malformations (LMs) are congenital anomalies of the lymphatic system due to abnormalities that occur during the development of the lymphovascular system. Also known as lymphangiomas, they are usually multifocal,...
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Frush D, Callahan M, Coley B, Nadel H, Guillerman R
Pediatr Blood Cancer . 2023 Apr; 70 Suppl 4:e30298. PMID: 37025033
Diagnostic imaging is essential in the diagnosis and management, including surveillance, of known or suspected cancer in children. The independent and combined roles of the various modalities, consisting of radiography,...
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Desoky S, George M, Epelman M, Frush D, Gourlay D, Moore M, et al.
AJR Am J Roentgenol . 2022 Nov; 220(6):767-779. PMID: 36416395
Right lower quadrant (RLQ) pain is a common clinical presentation in children, and accurate clinical diagnosis remains challenging given that this nonspecific presentation is associated with numerous surgical and nonsurgical...
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Nosrati R, Zhang D, Callahan M, Shore B, Tsai A
Invest Radiol . 2022 Sep; 58(3):190-198. PMID: 36070536
Objectives: Hip displacement is the second most common orthopedic problem affecting children with cerebral palsy (CP). Routine radiographic hip surveillance typically involves an anteroposterior (AP) pelvis radiograph. Unfortunately, this imaging...
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Callahan M, Iyer R, Wassner A
AJR Am J Roentgenol . 2022 Jun; 220(1):144-145. PMID: 35731099
On March 30, 2022, the U.S. FDA issued a drug safety communication recommending that infants and young children through 3 years of age undergo monitoring of thyroid function within 3...
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Shashi K, Callahan M, Tsai A
Pediatr Radiol . 2022 Apr; 52(8):1581-1591. PMID: 35460037
A central venous catheter is typically made of silicone rubber or polyurethane and inserted into a large central vein to provide prolonged and direct access to central venous circulation. These...