Diagnosis of Benign and Malignant Calcifications in the Abdomen and Pelvis

A summary of various common and uncommon calcifications in the abdomen and pelvis, primarily using location to illuminate diagnostic significance.

Course ID: Q00630 Category:
Modalities: , , , ,


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Targeted CE per ARRT’s Discipline, Category, and Subcategory classification:
[Note: Discipline-specific Targeted CE credits may be less than the total Category A credits approved for this course.]

Computed Tomography: 2.00
Procedures: 2.00
Abdomen and Pelvis: 2.00

Magnetic Resonance Imaging: 1.75
Procedures: 1.75
Body: 1.75

Nuclear Medicine Technology: 1.75
Procedures: 1.75
Endocrine and Oncology Procedures: 1.75

Registered Radiologist Assistant: 2.50
Procedures: 2.50
Abdominal Section: 2.50

Sonography: 1.75
Procedures: 1.75
Abdomen: 1.75

Radiation Therapy: 2.00
Procedures: 2.00
Treatment Sites and Tumors: 2.00


  1. Introduction
  2. Pathophysiology of Calcium Deposition in the Abdomen
  3. Basic Imaging Principles for Detection of Calcium
  4. Abdominal Calcifications
  5. Mesenteric Calcifications
    1. Benign
    2. Malignant
  6. Peritoneal Calcifications
    1. Benign
    2. Malignant
  7. Retroperitoneal Calcifications
    1. Benign
    2. Malignant
  8. Organ-Based Calcifications: Liver
    1. Benign
    2. Malignant
  9. Organ-Based Calcifications: Gallbladder
  10. Organ-Based Calcifications: Spleen
  11. Organ-Based Calcifications: Pancreas
    1. Benign
    2. Malignant
  12. Organ-Based Calcifications: Adrenal Glands
    1. Benign
    2. Malignant
  13. Organ-Based Calcifications: Kidneys
    1. Benign
    2. Malignant
  14. Organ-Based Calcifications: Collecting System
    1. Benign
    2. Malignant
  15. Organ-Based Calcifications: Reproductive System
  16. Organ-Based Calcifications: Colon
    1. Benign
    2. Malignant
  17. Vascular Calcifications
  18. Musculoskeletal Calcifications in the Abdomen
  19. Conclusion


Upon completion of this course, students will:

  1. be familiar with broad categories of calcifications in the abdomen and pelvis
  2. identify the imaging modality most sensitive for the purpose of calcium detection in the abdomen and pelvis
  3. recognize the causes of pathologic calcium deposition in the abdomen
  4. identify the most common nonmalignant cause of calcifications in the abdomen
  5. be familiar with the common appearance for vascular calcifications
  6. be familiar with the mechanism of calcium deposition in the abdomen due to dystrophic causes
  7. be familiar with the limitations of the MRI technique of SWI for detection of calcium detection in the abdomen
  8. be familiar with the pattern of calcifications in the LUQ
  9. be familiar with the most common mesenteric cyst
  10. be familiar with the benign cause of calcifications in the peritoneum
  11. identify the malignant causes of calcifications in the urinary bladder
  12. recognize the use of PET/CT to differentiate between sclerosing mesenteritis and carcinoid tumor
  13. be familiar with calcification in lymphoma treatment
  14. be familiar with the most common benign cause for focal calcifications in peritoneum and retroperitoneum
  15. be familiar with a peritoneal mouse
  16. be familiar with a gossypiboma due to a retained surgical sponge
  17. be familiar with the organ most affected by hydatid disease
  18. identify the best imaging modality for detecting gallstones
  19. be familiar with the most common cause of malignant peritoneal calcifications in women
  20. be familiar with the characteristics of neurogenic tumors located in the retroperitoneum
  21. be familiar with liposarcoma and where it is located in the human anatomy
  22. be familiar with the common benign lesions leading to calcified hepatic granulomas
  23. identify the most common primary hepatic malignancy
  24. be familiar with a porcelain gallbladder
  25. be familiar with the characteristics of the most common calcifications observed in the spleen
  26. identify the leading cause of chronic calcifying pancreatitis
  27. be familiar with the common CT appearance of serous cystic neoplasms in the pancreas
  28. be familiar with the primary cause for bilateral adrenal calcifications
  29. be familiar with the common cause of nephrocalcinosis in the medullary of the kidney
  30. be familiar with the rate of medullary nephrocalcinosis as compared with cortical nephrocalcinosis
  31. be familiar with the calcification resulting from Corynebacterium urealyticum in the urothelium
  32. identify the characteristic patterns of calcifications in uterine fibroids due to end stage hyaline degeneration
  33. recognize the benign tumors of the gastrointestinal tract
  34. identify the medical conditions prevalent in patients with vascular and end-organ calcifications
  35. identify the metabolic and autoimmune disorders represented by the acronym CREST