This tag is associated with 11 posts

Male versus Female Pelvis – Labeled Radiographic Anatomy

The following images are from WikiRadiography (WetPaint) here. See more differences between the male and female pelvis.

The Differences Between the Male and Female Pelvis

Recently I shared a case of Peyronies disease. Many people thought it was showing an intrauterine device. Therefore, I created the following image to discuss the differences between the female and male pelvis. The male pelvic inlet is narrower than the female pelvic inlet and is more heart shaped, whereas the female pelvic inlet is … Continue reading

Solution to Unknown Case #21 – Mesenteric Lymphadenopathy Differential Diagnosis

History: 30 year old female with HIV and abdominal pain. This case demonstrates small bowel mesenteric lymphadenopathy, which is just enlarged lymph nodes in the mesentery. The differential diagnosis along with distinguishing factors is as follows: 1. Lymphoma – the most common malignant cause of mesenteric lymphadenopathy (most commonly Non-Hodgkins Lymphoma). Will commonly show node … Continue reading

Unknown Case #21 – Abdominal Pain CT of the Abdomen and Pelvis

History: 30 year old female with HIV and abdominal pain.  What is your differential diagnosis given the findings in this 30 year old female with a history of HIV and abdominal pain? Thank you to Paul Murphy, M.D. Ph.D. for these excellent images.

Solution to Unknown Case # 6 – Subclavian Steal Syndrome

History: 60 year old female with arm pain.  This is a case of subclavian steal syndrome. Subclavian steal syndrome occurs when there is an occluded subclavian artery and collateral blood flow to the distal subclavian artery and arm is provided by reversed flow in the ipsilateral vertebral artery. As seen in the MR angiogram image … Continue reading

Unknown Case # 6 – Neck Vascular Ultrasound and MRA of the Aorta

History: 60 year old female with arm pain.  What is your diagnosis? Can you identify the salient findings? Comment, share, like, and pin below! Credit to Paul Murphy, M.D., Ph.D. for sharing these beautiful images!


History: 35 year old female with pelvic pain.  Endometriosis is a condition in which endometrial cells (the cells that line the inside of the uterus) are found outside of the uterus within other areas of the body. Patients typically complain of painful menstruation, irregular bleeding, and infertility. When endometrial tissue forms a localized mass, such as … Continue reading

Ectopic Pregnancy – The Tubal Ring Sign, Ring of Fire, and Pseudogestational Sac

History 28 year old female presenting with right lower quadrant pain. Positive urine pregnancy test. This is a case of a tubal ectopic pregnancy. The differential diagnosis in this case includes corpus luteum of pregnancy, incidental adnexal mass, and intrauterine pregnancy. A corpus luteum of pregnancy will typically show the classic “ring of fire” pattern, … Continue reading


History: 18 year old female with pelvic pain. On further imaging evaluation with ultrasound, the fluid filled structures in the pelvis turned out to be the right horn of a uterine didelphys and the right portion of the vagina, which was obstructed by a transverse septum. Look again at the image above. The left horn of … Continue reading

Normal Female Chest Radiograph

History: 25 year old female with no complaints.