ACR Guidelines for Contrast Agent Usage: 1. Patient Selection: The ACRemphasizes the importance of patient selection when considering the use of contrast agents. Factors such as renal function, allergies, and pregnancy should be carefully evaluated before administering contrast agents.For instance, in ...
CT is usually not indicated for the workup and characterization of adnexal masses during pregnancy because of its relatively limited ability to characterize adnexal masses. CT is not indicated to follow known benign adnexal masses during pregnancy. CT with IV contrast (if feasible) is the main mod...
However, patients presenting with headaches in the setting of "red flags" such as head trauma, cancer, immunocompromised state, pregnancy, patients 50 years or older, related to activity or position, or with a corresponding neurological deficit, may benefit from CT, MRI, or noninvasive vascular ...
MDm Abstract Vaginal bleeding is not uncommon in the first trimester of pregnancy. The majority of such patients will have a normal intrauterine pregnancy (IUP), a nonviable IUP, or an ectopic pregnancy. Ultrasound (US) is the primary imaging modality in evaluation of these patients. US, alo...
Guidelines.https://www.covid19treatmentguidelines.nih.gov/. [27]Loza A,Farias R,Gavin N,Wagner R,Hammer E,Shields A.Short-term Pregnancy Outcomes After Nirmatrelvir-Ritonavir Treatment for Mild-to-Moderate Coronavirus Disease 2019 (COVID-19).Obstet Gynecol.2022 Sep 1;140(3):447-449. ...