Metanephric blastema

Dr Henry Knipe ◉ ◈ and Dr Maxime St-Amant ◉ et al.

Metanephric blastema (or metanephrogenic blastema) is one of the two embryological structure that gives rise to the kidney, the other one being the ureteric bud.

Related pathology

Persistent metanephric blastemas after 36 weeks of gestational age are called nephrogenic rests. They are associated with nephroblastomatosis and are a precursor lesion to Wilms tumors.

References

Anatomy: Abdominopelvic

Anatomy: Abdominopelvic

skeleton of the abdomen and pelvis
muscles of the abdomen and pelvis
spaces of the abdomen and pelvis
- anterior abdominal wall
  - sternocostal triangle
- posterior abdominal wall
- abdominal cavity
  - peritoneum
  - retroperitoneum
- pelvic cavity
  - pelvic peritoneal space
    - rectouterine pouch (pouch of Douglas)
    - rectovesical pouch
  - retropubic space (of Retzius)
  - paravesical space
    - lateral fossa
    - supravesical fossa
  - presacral space
  - canal of Nuck
  - pudendal canal
  - obturator canal
- perineum
abdominal and pelvic viscera
blood supply of the abdomen and pelvis
lymphatics
- lymph node groups
- cisterna chyli
innervation of the abdomen and pelvis
- lumbar plexus
- sacral plexus

Article information

rID: 34800

System: Urogenital

Section: Anatomy

Tag: refs, cases

Synonyms or Alternate Spellings:

Metanephric mesenchyme
Metanephric mesoderm
Metanephric blastemas

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Cases and figures

Figure 1: developmental renal anatomyFigure 1: developmental renal anatomy

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