Development of Hindgut (Special Embryology)

Development of Hindgut

1. Anatomy of Part of Gut
Developed from
Hindgut
Dr. Sherif
Fahmy

2. Anatomy
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Fahmy

3. Dr. Sherif
Fahmy

4. Rectum
Anal
canal
Dr. Sherif
Fahmy

5. Rectum
Anal canal
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Fahmy

6. The Hindgut
(Page 89)
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Fahmy

7. Secondary yolk sac before
folding
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8. Mesoderm
Hindgut
Midgut
L.S. in folded embryo
Allantoi
s
Cloac
a
Cloacal membrane
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Fahmy

9. Dr. Sherif
Fahmy

10. Dr. Sherif
Fahmy

11. Dr. Sherif
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12. Dr. Sherif
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13. Congenital Anomalies
•1- Imperforate Anus: Failure of
rupture of anal membrane.
•2- Congenital megacolon
(Aganglionic colon or
Hirschsprung): Absence of
parasympathetic ganglia.
•3- Anorectal or anal agenesis with
or without fistula.
•4- Recto-vesical, recto-uretheral or
recto-vaginal fistula. Dr. Sherif
Fahmy

14. Dr. Sherif
Fahmy

15. Dr. Sherif
Fahmy

16. Dr. Sherif
Fahmy