How to Understand Your Endometriosis Mapping Report

January 21, 2026
An experienced medical professional educates on endometriosis and various treatment options available

An endometriosis mapping report translates complex imaging into a clear surgical roadmap, showing exactly where the disease has spread throughout your pelvis. When you receive your MRI or ultrasound mapping results, you’re getting more than a diagnosis. You’re holding a detailed blueprint that helps your surgeon plan the most precise approach to removing all visible endometriosis tissue while preserving healthy anatomy.

Endometriosis mapping uses advanced imaging to identify disease locations before surgery begins. At Endometriosis Surgical Specialists International, we use this technology to give patients a comprehensive picture of their condition, including lesions on organs like the bladder, bowel, and diaphragm. This preparation allows our surgeons to assemble the right team members and plan for any specialized techniques needed during your procedure.

What Information Your Mapping Report May Contain

Your mapping report includes several key components. First, it identifies all visible endometriosis lesions and their exact locations within your pelvic cavity. The report describes the size, depth, and appearance of each lesion, noting whether they’re superficial or deeply infiltrating.

The report also documents anatomical distortions caused by endometriosis. This includes adhesions, which are bands of scar tissue that can bind organs together. You may read about obliterated spaces, such as the pouch of Douglas, being completely filled with disease. The report will note if organs are displaced from their normal positions or if nodules are pulling structures out of alignment.

Your mapping may identify endometriomas, which are cysts on the ovaries filled with old blood. The report will measure these cysts and describe their characteristics. If the disease affects the bowel, bladder, or ureters, your report will specify which segments are involved and how deeply the tissue has infiltrated.

Understanding Medical Terminology in Your Report

Reading your mapping report can feel overwhelming due to specialized medical language. Some common terms include “peritoneum,” the lining of your abdominal cavity, where superficial endometriosis often appears. “Rectovaginal septum” refers to the tissue between your rectum and vagina, a frequent location for painful deep infiltrating disease.

You may see references to the “uterosacral ligaments,” structures that support your uterus and commonly contain endometriosis nodules. “Posterior cul-de-sac” or “pouch of Douglas” describes the space behind your uterus and in front of your rectum. When this area is completely obliterated by disease, it means endometriosis has filled the entire space.

If your report mentions “DIE,” this stands for deep infiltrating endometriosis, meaning the disease has grown more than 5mm beneath the surface of the peritoneum. “Chocolate cysts” is another term for endometriomas. “Adhesiolysis” refers to the surgical removal of adhesions during your procedure.

How Mapping Guides Surgical Planning

Your mapping report serves as your surgeon’s game plan. By knowing exactly where the disease exists before surgery, we can assemble a multidisciplinary team if needed. If your bowel endometriosis requires attention, we’ll coordinate with colorectal surgeons. For bladder endometriosis, urologists may join your surgical team.

The report also helps estimate surgical complexity and duration. A patient with disease limited to the peritoneal surface may have a shorter procedure than someone with extensive deep infiltrating disease affecting multiple organs. This planning ensures adequate operating room time and proper anesthesia preparation.

Mapping allows for nerve-sparing techniques during excision. When we know precisely where disease exists in relation to major nerves and blood vessels, we can remove all visible endometriosis while protecting vital structures. This detailed visualization reduces surgical risks and improves recovery outcomes.

Questions to Ask Your Surgeon About Your Results

After reviewing your mapping report, prepare questions for your consultation. Ask which organs are affected and whether complete excision is possible in a single surgery. If the disease involves the bowel or bladder, find out what techniques will be used to remove it while preserving organ function.

Inquire about the surgical approach planned for your specific anatomy. Will your surgeon use robotic assistance for better visualization in tight spaces? How many surgeons will be involved in your procedure? Understanding the surgical plan helps reduce anxiety and sets realistic recovery expectations.

You should also ask about potential complications related to your specific disease locations. If nodules sit near major blood vessels or nerves, what precautions will be taken? How will your surgeon balance thorough disease removal with protecting surrounding structures? These conversations build trust and ensure you’re fully informed before surgery.

Expert Endometriosis Surgery at ESSI

Endometriosis Surgical Specialists International combines world-leading surgical skill with advanced diagnostic technology to provide comprehensive care. Our surgeons include Dr. Andrea Vidali, who has performed endometriosis surgeries for over 25 years, and Dr. Marcello Ceccaroni, recognized as an “Original Innovator” by the AAGL for his nerve-sparing surgical techniques. We serve patients across six locations in New York, New Jersey, Miami/Aventura, Chicago, Connecticut, and California, offering minimally invasive robotic surgery designed to remove 100% of visible disease while preserving healthy tissue.

Whether you’re seeking a surgical appointment or comprehensive surgical treatment, our team provides the clarity and precision you deserve. Request an appointment to discuss your mapping results and learn how our multidisciplinary approach can help you move forward with confidence.

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