1. N80 Endometriosis

    1. N80.0 Endometriosis of uterus

      Inclusion term(s):

      • Endometriosis of the cervix
      1. N80.00 Endometriosis of the uterus, unspecified

      2. N80.01 Superficial endometriosis of the uterus

      3. N80.02 Deep endometriosis of the uterus

        Inclusion term(s):

        • Deep retrocervical endometriosis
      4. N80.03 Adenomyosis of the uterus

        Inclusion term(s):

        • Adenomyosis NOS
    2. N80.1 Endometriosis of ovary

      1. N80.10 Endometriosis of ovary, unspecified depth

        • N80.101 Endometriosis of right ovary, unspecified depth
        • N80.102 Endometriosis of left ovary, unspecified depth
        • N80.103 Endometriosis of bilateral ovaries, unspecified depth
        • N80.109 Endometriosis of ovary, unspecified side, unspecified depth

          Inclusion term(s):

          • Endometriosis of ovary NOS
      2. N80.11 Superficial endometriosis of the ovary

        • N80.111 Superficial endometriosis of right ovary
        • N80.112 Superficial endometriosis of left ovary
        • N80.113 Superficial endometriosis of bilateral ovaries
        • N80.119 Superficial endometriosis of ovary, unspecified ovary
      3. N80.12 Deep endometriosis of ovary

        Inclusion term(s):

        • Deep ovarian endometriosis
        • Endometrioma
        • N80.121 Deep endometriosis of right ovary
        • N80.122 Deep endometriosis of left ovary
        • N80.123 Deep endometriosis of bilateral ovaries
        • N80.129 Deep endometriosis of ovary, unspecified ovary
    3. N80.2 Endometriosis of fallopian tube

      1. N80.20 Endometriosis of fallopian tube, unspecified depth

        • N80.201 Endometriosis of right fallopian tube, unspecified depth
        • N80.202 Endometriosis of left fallopian tube, unspecified depth
        • N80.203 Endometriosis of bilateral fallopian tubes, unspecified depth
        • N80.209 Endometriosis of unspecified fallopian tube, unspecified depth

          Inclusion term(s):

          • Endometriosis fallopian tube NOS
      2. N80.21 Superficial endometriosis of fallopian tube

        • N80.211 Superficial endometriosis of right fallopian tube
        • N80.212 Superficial endometriosis of left fallopian tube
        • N80.213 Superficial endometriosis of bilateral fallopian tubes
        • N80.219 Superficial endometriosis of unspecified fallopian tube
      3. N80.22 Deep endometriosis of the fallopian tube

        Inclusion term(s):

        • Deep endometriosis involving muscular wall of fallopian tube
        • N80.221 Deep endometriosis of right fallopian tube
        • N80.222 Deep endometriosis of left fallopian tube
        • N80.223 Deep endometriosis of bilateral fallopian tubes
        • N80.229 Deep endometriosis of unspecified fallopian tube
    4. N80.3 Endometriosis of pelvic peritoneum

      1. N80.30 Endometriosis of pelvic peritoneum, unspecified

        Inclusion term(s):

        • Endometriosis of the retroperitoneum NOS
      2. N80.31 Endometriosis of the anterior cul-de-sac

        • N80.311 Superficial endometriosis of the anterior cul-de-sac
        • N80.312 Deep endometriosis of the anterior cul-de-sac
        • N80.319 Endometriosis of the anterior cul-de-sac, unspecified depth

          Inclusion term(s):

          • Endometriosis of the anterior cul-de-sac NOS
      3. N80.32 Endometriosis of the posterior cul-de-sac

        • N80.321 Superficial endometriosis of the posterior cul-de-sac
        • N80.322 Deep endometriosis of the posterior cul-de-sac
        • N80.329 Endometriosis of the posterior cul-de-sac, unspecified depth

          Inclusion term(s):

          • Endometriosis of the posterior cul-de-sac NOS
      4. N80.33 Superficial endometriosis of the pelvic sidewall

        • N80.331 Superficial endometriosis of the right pelvic sidewall
        • N80.332 Superficial endometriosis of the left pelvic sidewall
        • N80.333 Superficial endometriosis of bilateral pelvic sidewall
        • N80.339 Superficial endometriosis of pelvic sidewall, unspecified side
      5. N80.34 Deep endometriosis of the pelvic sidewall

        • N80.341 Deep endometriosis of the right pelvic sidewall
        • N80.342 Deep endometriosis of the left pelvic sidewall
        • N80.343 Deep endometriosis of the bilateral pelvic sidewall
        • N80.349 Deep endometriosis of the pelvic sidewall, unspecified side
      6. N80.35 Endometriosis of the pelvic sidewall, unspecified depth

        • N80.351 Endometriosis of the right pelvic sidewall, unspecified depth
        • N80.352 Endometriosis of the left pelvic sidewall, unspecified depth
        • N80.353 Endometriosis of bilateral pelvic sidewall, unspecified depth
        • N80.359 Endometriosis of pelvic sidewall, unspecified side, unspecified depth

          Inclusion term(s):

          • Endometriosis of the pelvic sidewall NOS
      7. N80.36 Superficial endometriosis of the pelvic brim

        • N80.361 Superficial endometriosis of the right pelvic brim
        • N80.362 Superficial endometriosis of the left pelvic brim
        • N80.363 Superficial endometriosis of bilateral pelvic brim
        • N80.369 Superficial endometriosis of the pelvic brim, unspecified side
      8. N80.37 Deep endometriosis of the pelvic brim

        • N80.371 Deep endometriosis of the right pelvic brim
        • N80.372 Deep endometriosis of the left pelvic brim
        • N80.373 Deep endometriosis of bilateral pelvic brim
        • N80.379 Deep endometriosis of the pelvic brim, unspecified side
      9. N80.38 Endometriosis of the pelvic brim, unspecified depth

        • N80.381 Endometriosis of the right pelvic brim, unspecified depth
        • N80.382 Endometriosis of the left pelvic brim, unspecified depth
        • N80.383 Endometriosis of bilateral pelvic brim, unspecified depth
        • N80.389 Endometriosis of the pelvic brim, unspecified side, unspecified depth

          Inclusion term(s):

          • Endometriosis of the pelvic brim NOS
      10. N80.39 Endometriosis of other pelvic peritoneum

        • N80.391 Superficial endometriosis of the pelvic peritoneum, other specified sites
        • N80.392 Deep endometriosis of the pelvic peritoneum, other specified sites
        • N80.399 Endometriosis of the pelvic peritoneum, other specified sites, unspecified depth
      11. N80.3A Superficial endometriosis of the uterosacral ligament(s)

        • N80.3A1 Superficial endometriosis of the right uterosacral ligament
        • N80.3A2 Superficial endometriosis of the left uterosacral ligament
        • N80.3A3 Superficial endometriosis of the bilateral uterosacral ligament(s)
        • N80.3A9 Superficial endometriosis of the uterosacral ligament(s), unspecified side
      12. N80.3B Deep endometriosis of the uterosacral ligament(s)

        • N80.3B1 Deep endometriosis of the right uterosacral ligament
        • N80.3B2 Deep endometriosis of the left uterosacral ligament
        • N80.3B3 Deep endometriosis of bilateral uterosacral ligament(s)
        • N80.3B9 Deep endometriosis of the uterosacral ligament(s), unspecified side
      13. N80.3C Endometriosis of the uterosacral ligament(s), unspecified depth

        • N80.3C1 Endometriosis of the right uterosacral ligament, unspecified depth
        • N80.3C2 Endometriosis of the left uterosacral ligament, unspecified depth
        • N80.3C3 Endometriosis of bilateral uterosacral ligament(s), unspecified depth
        • N80.3C9 Endometriosis of the uterosacral ligament(s), unspecified side, unspecified depth

          Inclusion term(s):

          • Endometriosis of the uterosacral ligament(s) NOS
    5. N80.4 Endometriosis of rectovaginal septum and vagina

      1. N80.40 Endometriosis of rectovaginal septum, unspecified involvement of vagina

        Inclusion term(s):

        • Endometriosis of the rectovaginal septum, NOS
      2. N80.41 Endometriosis of rectovaginal septum without involvement of vagina

      3. N80.42 Endometriosis of rectovaginal septum with involvement of vagina

    6. N80.5 Endometriosis of intestine

      1. N80.50 Endometriosis of intestine, unspecified

      2. N80.51 Endometriosis of the rectum

      3. N80.52 Endometriosis of the sigmoid colon

        • N80.521 Superficial endometriosis of the sigmoid colon
        • N80.522 Deep endometriosis of the sigmoid colon
        • N80.529 Endometriosis of the sigmoid colon, unspecified depth

          Inclusion term(s):

          • Endometriosis of the sigmoid colon NOS
      4. N80.53 Endometriosis of the cecum

      5. N80.54 Endometriosis of the appendix

        • N80.541 Superficial endometriosis of the appendix
        • N80.542 Deep endometriosis of the appendix
        • N80.549 Endometriosis of the appendix, unspecified depth

          Inclusion term(s):

          • Endometriosis of the appendix NOS
      6. N80.55 Endometriosis of other parts of the colon

        Inclusion term(s):

        • Endometriosis of descending colon
        • Endometriosis of transverse colon
        • N80.551 Superficial endometriosis of other parts of the colon
        • N80.552 Deep endometriosis of other parts of the colon
        • N80.559 Endometriosis of other parts of the colon, unspecified depth

          Inclusion term(s):

          • Endometriosis of colon NOS
      7. N80.56 Endometriosis of the small intestine

        • N80.561 Superficial endometriosis of the small intestine
        • N80.562 Deep endometriosis of the small intestine

          Inclusion term(s):

          • Deep endometriosis of the small intestine, multifocal
        • N80.569 Endometriosis of the small intestine, unspecified depth

          Inclusion term(s):

          • Endometriosis of the small intestine NOS
    7. N80.6 Endometriosis in cutaneous scar

    8. N80.8 Other endometriosis

      Inclusion term(s):

      • Endometriosis of other site
    9. N80.9 Endometriosis, unspecified

    10. N80.A Endometriosis of bladder and ureters

      1. N80.A0 Endometriosis of bladder, unspecified depth

        Inclusion term(s):

        • Endometriosis of bladder NOS
      2. N80.A1 Superficial endometriosis of bladder

      3. N80.A2 Deep endometriosis of bladder

      4. N80.A4 Superficial endometriosis of ureter

        Inclusion term(s):

        • Extrinsic endometriosis of ureter
        • N80.A41 Superficial endometriosis of right ureter
        • N80.A42 Superficial endometriosis of left ureter
        • N80.A43 Superficial endometriosis of bilateral ureters
        • N80.A49 Superficial endometriosis of unspecified ureter
      5. N80.A5 Deep endometriosis of ureter

        Inclusion term(s):

        • Intrinsic endometriosis of ureter
        • N80.A51 Deep endometriosis of right ureter
        • N80.A52 Deep endometriosis of left ureter
        • N80.A53 Deep endometriosis of bilateral ureters
        • N80.A59 Deep endometriosis of unspecified ureter
      6. N80.A6 Endometriosis of ureter, unspecified depth

        • N80.A61 Endometriosis of right ureter, unspecified depth
        • N80.A62 Endometriosis of left ureter, unspecified depth
        • N80.A63 Endometriosis of bilateral ureters, unspecified depth
        • N80.A69 Endometriosis of unspecified ureter, unspecified depth
    11. N80.B Endometriosis of cardiothoracic space

      Inclusion term(s):

      • Endometriosis of thorax
      1. N80.B1 Endometriosis of pleura

      2. N80.B2 Endometriosis of lung

      3. N80.B3 Endometriosis of diaphragm

        • N80.B31 Superficial endometriosis of diaphragm
        • N80.B32 Deep endometriosis of diaphragm
        • N80.B39 Endometriosis of diaphragm, unspecified depth

          Inclusion term(s):

          • Endometriosis of the diaphragm NOS
      4. N80.B4 Endometriosis of the pericardial space

      5. N80.B5 Endometriosis of the mediastinal space

      6. N80.B6 Endometriosis of cardiothoracic space

    12. N80.C Endometriosis of the abdomen

      1. N80.C0 Endometriosis of the abdomen, unspecified

        Inclusion term(s):

        • Endometriosis of the abdomen NOS
      2. N80.C1 Endometriosis of the anterior abdominal wall

        • N80.C10 Endometriosis of the anterior abdominal wall, subcutaneous tissue
        • N80.C11 Endometriosis of the anterior abdominal wall, fascia and muscular layers
        • N80.C19 Endometriosis of the anterior abdominal wall, unspecified depth

          Inclusion term(s):

          • Endometriosis of the anterior abdominal wall NOS
      3. N80.C2 Endometriosis of the umbilicus

      4. N80.C3 Endometriosis of the inguinal canal

      5. N80.C4 Endometriosis of extra-pelvic abdominal peritoneum

      6. N80.C9 Endometriosis of other site of abdomen

    13. N80.D Endometriosis of the pelvic nerves

      Inclusion term(s):

      • Endometriosis of the nerves of the retroperitoneum
      1. N80.D0 Endometriosis of the pelvic nerves, unspecified

        Inclusion term(s):

        • Endometriosis of nerve of the retroperitoneum, NOS
      2. N80.D1 Endometriosis of the sacral splanchnic nerves

        Inclusion term(s):

        • Endometriosis of the pelvic splanchnic nerves
      3. N80.D2 Endometriosis of the sacral nerve roots

      4. N80.D3 Endometriosis of the obturator nerve

      5. N80.D4 Endometriosis of the sciatic nerve

      6. N80.D5 Endometriosis of the pudendal nerve

      7. N80.D6 Endometriosis of the femoral nerve

      8. N80.D9 Endometriosis of other pelvic nerve

        Inclusion term(s):

        • Endometriosis of the other nerves of the retroperitoneum
Abbreviations used here:

NEC Not elsewhere classifiable
This abbreviation in the Tabular List represents “other specified”. When a specific code is not available for a condition, the Tabular List includes an NEC entry under a code to identify the code as the “other specified” code.

NOS Not otherwise specified
This abbreviation is the equivalent of unspecified.