Return to CAP Home
Printable Version

2009 — March Case of the Month

Updated February 13, 2009

CLINICAL SUMMARY: OMENTUM  

CAP Foundation March 2009 Online Case of the Month

View case with:
PC users: ImageScope
First-time use of ImageScope?
* Download (required)

Why use ImageScope?

ImageScope offers many additional features including:

• Ability to view multiple slides
  concurrently; synchronize
  panning/zooming.

• Facility to author annotations.

• Capability to run analysis
  algorithms, and display results.

• Modify image brightness,
  contrast, color balance,
  etc.

• Generally faster and more
  responsive.

MAC/PC Users: WebViewer

A large protuberant abdominal mass was discovered in an 83-year-old man who was examined by the Emergency Department for transient ischemic attack. Subsequent exploratory laparotomy revealed a solid mass that replaced the omentum. Received was a 27.0 x 23.0 x 13.0 cm solid, rubbery, tan and white mass with irregular borders that infiltrated omental adipose tissue. The tumor had the following immuno-histochemical profile: S100(-), CD117(-), CD34(+), CK(-), SMA(-), Factor VIII (-), Calretinin(-), BCL-2(+), EMA(-), WT-1(-), CD31(-).

The master list with the correct answer

  • Angiosarcoma
  • Gastrointestinal stromal tumor
  • Hemangiopericytoma
  • Malignant peripheral nerve sheath tumor
  • Malignant solitary fibrous tumor
  • Sarcomatoid mesothelioma
  • Sarcomatoid renal cell carcinoma

Access Case Critique to view:

  • Appropriate diagnosis
  • Critique
  • References


Your input is valued - please submit your feedback so that we may continue to optimize this program.