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Topographic anatomy of abdomen
- 1. 3000268Alimentary System I Topographic Anatomy of the Abdomen TanatTabtieang MD, DipThai Board (Diagnostic Radiology) Fellowship of the Royal College of Radiologists ofThailand Department of Anatomy Faculty of Medicine Chulalongkorn University Tanat.T@chula.ac.th
- 2. Section #23 T10 body with part of intervertebral disc of T9/T10 Lower lobe of left lung Lingula of left lung Abdominal aorta Esophagus Right ventricle Apex of heart PericardiumDiaphragm Right lobe of liver Crus of diaphragm Left hepatic vein Middle hepatic vein Costal cartilage Right hepatic vein Rectus abdominis muscle Inferior vena cava Spinal cord Erector spinae muscle Intercostal muscle Rib External abdominal oblique muscle Serratus anterior muscle Latissimus dorsi muscle Linea alba T9-10 View Anterior Posterior Right Left
- 3. Section #24 View T10 Middle hepatic vein Inferior vena cava T10Spinal cord Right hepatic vein Crus of diaphragm Lower lobe of left lung Abdominal aorta Esophago- gastric junction Fundus of stomach Caudate lobe of liver Pericardium Diaphragm Costal cartilage Rectus abdominis muscle Xiphoid Rib Lesser omentum in fissure for ligamentum venosum Erector spinae muscle Left lobe of liver Serratus anterior muscle Latissimus dorsi muscle Falciform ligament Right lobe of liver External abdominal oblique muscle Anterior Posterior Right Left
- 4. Intervertebral disc of T10/11 with part of body of T11 Spinal cord Diaphragm Crus of diaphragm Abdominal aorta Right portal vein Caudate lobe of liver Inferior vena cava Rectus abdominis muscle Falciform ligament Stomach Lesser omentum in fissure for ligamentum venosum Costal cartilageXiphoid Rib Right lobe of liver Hepatic artery Left portal vein External abdominal oblique muscle Erector spinae muscle Latissimus dorsi muscle Bile duct Spleen Left lobe of liver Section #25 View T10-11 Anterior Posterior Right Left
- 5. Spleen Left kidney Gallbladder Portal vein Common bile duct Right lobe of liver Fissure for ligamentum teres hepatis Left lobe of liver Falciform ligament Xiphoid Rectus abdominis muscle Hepatic artery T12Spinal cord Crus of diaphragm Abdominal aorta Inferior vena cava Erector spinae muscle Right adrenal gland Left adrenal gland Diaphragm External abdominal oblique muscle Costal cartilage Celiac trunk Rib Body of stomach Latissimus dorsi muscle View T12 Section #26 Anterior Posterior Right Left
- 6. View L1 Spleen Left kidney Hepatic flexure of transverse colon Pylorus of stomach Head of pancreas Abdominal aorta L1Spinal cord Body of stomach 1st part of duodenum Right lobe of liver Portal venous confluence Splenic vein Common bile duct Inferior vena cava Right kidney Rib Body of pancreas Rectus abdominis muscle Erector spinae muscle Serratus posterior inferior muscle External abdominal oblique muscle Crus of diaphragm Latissimus dorsi muscle Superior mesenteric artery Section #27 Anterior Posterior Right Left
- 7. View L1-2 Intervertebral disc of L1/2 with part of body of L2 Right lobe of liver Right kidney Left kidney Spleen Serratus posterior inferior muscle Superior mesenteric artery Left renal vein Abdominal aorta Conus medullaris surrounded with cauda equina Tail of pancreas Body of pancreas Superior mesenteric vein Erector spinae muscle Inferior vena cava Pylorus of stomach Duodenum Body of stomach Transverse colon Ascending colon Uncinate process of pancreas Head of pancreas Rectus abdominis muscle Right renal artery Latissimus dorsi muscle Common bile duct Section #28 Anterior Posterior Right Left
- 8. Right lobe of liver Right kidney Left kidney Body of stomach L2 Abdominal aorta Inferior vena cava 3rd-4th parts of duodenum Cauda equina Superior mesenteric artery Superior mesenteric vein Uncinate process of pancreas 2nd part of duodenum Transverse colon Ascending colon Psoas major muscle Quadratus lumborum muscle Erector spinae muscle Rectus abdominis muscle Splenic flexure of transverse colon Greater omentum Internal abdominal oblique muscle External abdominal oblique muscle Transversus abdominis muscle Linea alba Latissimus dorsi muscle View L2 Section #29 Anterior Posterior Right Left
- 9. View Intervertebral disc of L2/3 with part of body of L3 Psoas major muscle Quadratus lumborum muscle Erector spinae muscle Left kidney Descending colon Right lobe of liver Transverse colon Ascending colon 2nd part of duodenum Right kidney Inferior vena cava Body of stomach Superior mesenteric vein Superior mesenteric artery Mesentery Internal abdominal oblique muscle External abdominal oblique muscle Transversus abdominis muscle Rectus abdominis muscle Linea alba Jejunum Abdominal aorta Spinal canal Uncinate process of pancreas Latissimus dorsi muscle Greater omentum L2-3 Section #30 Anterior Posterior Right Left
- 10. L3 Psoas major muscle Quadratus lumborum muscle Erector spinae muscle Right kidney Inferior vena cava Abdominal aorta Spinal canal Descending colon Transverse colon Ascending colon 3rd part of duodenum Superior mesenteric vein Superior mesenteric artery Rectus abdominis muscle Linea alba Mesentery Body of stomach Latissimus dorsi muscle Greater omentum Internal abdominal oblique muscle Transversus abdominis muscle Jejunum External abdominal oblique muscle View L3 Section #31 Anterior Posterior Right Left
- 11. View Descending colon Intervertebral disc of L3/4 Spinal canal Psoas major muscle Quadratus lumborum muscle Erector spinae muscle Rectus abdominis muscle Umbilicus Inferior vena cava Abdominal aorta Jejunum Ascending colon Superior mesenteric vein Superior mesenteric artery Ileum Jejunum Mesentery Internal abdominal oblique muscle Transversus abdominis muscle External abdominal oblique muscle Transverse colon Jejunum Inferior mesenteric vessels L3-4 Section #32 Anterior Posterior Right Left
- 12. View Descending colon L4Cauda equina Psoas major muscle Quadratus lumborum muscle Erector spinae muscle Rectus abdominis muscle Linea alba Inferior vena cava Aortic bifurcation Internal abdominal oblique muscle Transversus abdominis muscle External abdominal oblique muscle Cecum IleumJejunum Ileum Mesentery Greater omentum Inferior mesenteric vessels L4 Section #33 Anterior Posterior Right Left
- 13. View Rectus abdominis muscle Linea alba Inferior mesenteric vessels Descending colon Intervertebral disc of L4/5 with part of body of L5 Cauda equina Psoas major muscle Quadratus lumborum muscle Erector spinae muscle Inferior vena cava Aortic bifurcation Cecum Small intestine Small intestine Internal abdominal oblique muscle Transversus abdominis muscle External abdominal oblique muscle L4-5 Section #34 Anterior Posterior Right Left
- 14. View Cecum Iliacus muscle Ilium Gluteus medius muscle L5Cauda equina Psoas major muscle Erector spinae muscle Inferior vena cava Right common iliac artery Left common iliac artery Inferior mesenteric vessels Superior rectal vessels Descending colon Right ureter Rectus abdominis muscle Linea alba Internal abdominal oblique muscle Transversus abdominis muscle External abdominal oblique muscle Ileum L5 Section #35 Anterior Posterior Right Left
- 16. Xiphoid Xiphoid Costal cartilage Costal cartilage Apex of heart Apex of heart Inferior vena cava Inferior vena cava Esophagus Esophagus Abdominal aorta Abdominal aorta Fundus of stomach Left hepatic v Middle hepatic v Right hepatic v Left hepatic v Middle hepatic v Right hepatic v Right lobe of liver Right lobe of liver Lower lobe of left lung Lower lobe of left lung Rib Rib Lower lobe of right lung Post-contrastMDCTscanofabdomen (portovenousphase) Cross-sectionalspecimen T10
- 17. Xiphoid Esophagogastric junction Middle hepatic v Left lobe of liver Left lobe of liver Middle hepatic v Caudate lobe Caudate lobe Esophagogastric junction Fundus of stomach Fundus of stomach Abdominal aorta Abdominal aorta Right crus of diaphragm Right crus of diaphragm Inferior vena cava Inferior vena cava Right lobe of liver Right lobe of liver Spleen Rib Rib Costal cartilage Costal cartilage Post-contrastMDCTscanofabdomen (portovenousphase) Cross-sectionalspecimen T10
- 18. Left lobe of liver Left lobe of liver Cardia and body of stomach Body of stomach Abdominal aorta Abdominal aorta Inferior vena cava Inferior vena cava Right lobe of liver Right lobe of liver Spleen Rib Rib Costal cartilage Costal cartilage Caudate lobe Caudate lobe Splenic flexure of transverse colon Hepatic a Left portal v Bile duct Hepatic a Portal v Bile duct Right crus of diaphragm Right crus of diaphragm Right adrenal gland Post-contrastMDCTscanofabdomen (portovenousphase) Cross-sectionalspecimen T11 Rectus abdominis m Xiphoid
- 19. Hepatic a Hepatic a proper Common bile duct Portal v Portal v Common bile duct Gallbladder Gallbladder Right lobe of liver Right lobe of liver Inferior vena cava Inferior vena cava Right adrenal gland Right adrenal gland Right kidney Left adrenal gland Left adrenal gland Abdominal aorta Spleen Spleen Abdominal aorta Left lobe of liver Left kidney Body of pancreas Splenic vein Celiac trunk Body of stomach Body of stomach Splenic flexure of transverse colon Costal cartilage Costal cartilage 1st part of duodenum Post-contrastMDCTscanofabdomen (portovenousphase) Cross-sectionalspecimen T12 Rectus abdominis m Rectus abdominis m
- 20. Gallbladder Hepatic flexure of transverse colon Hepatic flexure of transverse colon Pylorus of stomach Pylorus of stomach 1st part of duodenum 1st part of duodenum Right lobe of liver Right lobe of liver Inferior vena cava Inferior vena cava Portal venous confluence formed by SMV and splenic v Portal venous confluence Splenic v Head of pancreas Head of pancreas Transverse colon Right kidney Right kidney Left kidney Left kidney Splenic vein Abdominal aorta and origin of superior mesenteric a Abdominal aorta and origin of superior mesenteric a Body of stomach Descending colon Spleen Spleen Rib Common bile duct Post-contrastMDCTscanofabdomen (portovenousphase) Cross-sectionalspecimen L1 Rectus abdominis m
- 21. Pylorus of stomach Pylorus of stomach Right lobe of liver Right lobe of liver Superior mesenteric a Head of pancreas Head of pancreas Body of stomach Right kidney Left kidney Spleen Superior mesenteric a Gallbladder Inferior vena cava Inferior vena cava Transverse colon Ascending colon Common bile duct Duodenum Superior mesenteric v Superior mesenteric v Right kidney Left kidney Inferior tip of spleen Abdominal aorta Body and tail of pancreas Abdominal aorta Body of pancreas Hepatic flexure of transverse colon Duodenum Post-contrastMDCTscanofabdomen (portovenousphase) Cross-sectionalspecimen L1/2 Rectus abdominis m Rectus abdominis mLinea alba
- 22. Right lobe of liver Right lobe of liver Right kidney Right kidney Inferior vena cava Inferior vena cava 2nd part of duodenum Duodenum Superior mesenteric v Superior mesenteric v Transverse colon Ascending colon Transverse colon Ascending colon Body of stomach Body of stomach Superior mesenteric a Left kidney Left kidney Psoas major m Psoas major m 3rd-4th part of duodenum 3rd part of duodenum Splenic flexure of transverse colon Descending colon Greater omentum Greater omentum Abdominal aorta Post-contrastMDCTscanofabdomen (portovenousphase) Cross-sectionalspecimen L2 Abdominal aorta Rectus abdominis m Linea alba Rectus abdominis m
- 23. Post-contrastMDCTscanofabdomen (portovenousphase) Cross-sectionalspecimen Superior mesenteric v Body of stomach Superior mesenteric a Transverse colon Ascending colon Right lobe of liver 2nd part of duodenum Right kidney Inferior vena cava L2/3 Left kidney Psoas major m Abdominal aorta Quadratus lumborum m Descending colon Jejunum Superior mesenteric v Superior mesenteric a Transverse colon Ascending colon 2nd part of duodenum Right kidney Inferior vena cava Greater omentum Left kidney Psoas major m Abdominal aorta Quadratus lumborum m Descending colon Mesentery Mesentery Rectus abdominis m Linea alba Rectus abdominis m
- 24. Post-contrastMDCTscanofabdomen (portovenousphase) Cross-sectionalspecimen Superior mesenteric v Superior mesenteric a Superior mesenteric v Superior mesenteric a Transverse colon Transverse colon Ascending colon Transverse colon Ascending colon Right kidney Inferior vena cava Right kidney Inferior vena cava 3rd part of duodenum 3rd part of duodenum Greater omentum Jejunum Jejunum Psoas major m Abdominal aorta Quadratus lumborum m Descending colon Psoas major m Abdominal aorta Quadratus lumborum m Descending colon Mesentery Mesentery L3 Rectus abdominis m Rectus abdominis m
- 25. Post-contrastMDCTscanofabdomen (portovenousphase) Cross-sectionalspecimen L3/4 Transverse colon Ascending colon Jejunum Inferior vena cava Superior mesenteric v Superior mesenteric a Umbilicus Ileum Jejunum Abdominal aorta Descending colon Mesentery Psoas major m Quadratus lumborum m Psoas major m Quadratus lumborum m Descending colon Jejunum Umbilicus Ascending colon Inferior vena cava Abdominal aorta Mesentery Mesenteric vessels Rectus abdominis m Rectus abdominis m
- 26. Post-contrastMDCTscanofabdomen (portovenousphase) Cross-sectionalspecimen Small intestine Inferior mesenteric v Cecum Inferior vena cava Aortic bifurcation L4/5 Small intestine Descending colon Psoas major m Quadratus lumborum m Ascending colon Inferior vena cava Right common iliac artery Ileum Descending colon Psoas major m Left common iliac artery Linea alba Rectus abdominis m Linea alba Rectus abdominis m
- 27. Post-contrastMDCTscanofabdomen (portovenousphase) Cross-sectionalspecimen Cecum Inferior vena cava Ileum Right common iliac artery Iliacus m Ilium Inferior mesenteric vessles Left common iliac a Descending colon Psoas major m L5 Cecum Inferior vena cava Right common iliac artery Appendix Inferior mesenteric a Descending colon Psoas major m Ilium Linea albaRectus abdominis m Linea albaRectus abdominis m Left common iliac a
- 28. Apex of heart Fundus of stomach Splenic flexure of colon Jejunum Body of pancreas Superior mesenteric artery Sigmoid colon Ileum Hepatic flexure of colon Head of pancreas Abdominal aorta Gallbladder 1st part of duodenum Right lobe of liver Left lobe of liver Urinary bladder Mesentery Post contrast CT – Coronal reformatted image Superior Inferior Right Left View
- 29. Duodenojejunal junction Ascending colon Right lobe of liver Ileum Inferior vena cava 2nd part of duodenum Head of pancreas Fundus of stomach Splenic flexure of colon Jejunum Descending colon Abdominal aorta Sigmoid colon Confluence of common iliac v Psoas major muscle Iliacus muscle Ilium Urinary bladder Left renal vein Post contrast CT – Coronal reformatted image View Superior Inferior Right Left
- 30. Right lobe of liver Right kidney Right adrenal gland Fundus of stomach Spleen Left adrenal gland Left kidney Psoas major muscle Thecal sac Sigmoid colon Rectum Gluteus maximus muscle Post contrast CT – Coronal reformatted image View Superior Inferior Right Left
- 31. Middle hepatic vein Left hepatic vein Right hepatic vein Inferior vena cava Middle hepatic vein Left hepatic vein Inferior vena cava Right hepatic vein Right lobe of liver Left lobe of liver Right lobe of liver Left lobe of liver Ultrasonography Transverse section Photo courtesies of Dr.Luxanapan Charoenvisal
- 32. Ultrasonography Transverse section Left portal vein Inferior vena cava Inferior vena cava Left portal vein Left lobe of liver Left lobe of liver Caudate lobe Caudate lobe Abdominal aorta Abdominal aorta Fissure for ligamentum venosum Fissure for ligamentum venosum Photo courtesies of Dr.Luxanapan Charoenvisal
- 33. Ultrasonography Transverse section Liver Liver Abdominal aorta Splenic artery Abdominal aorta Splenic artery Celiac trunk Celiac trunk Inferior vena cava Portal vein Inferior vena cava Portal vein Hepatic artery Hepatic arteryPancreas Pancreas Photo courtesies of Dr.Luxanapan Charoenvisal
- 34. Liver Abdominal aorta Splenic vein Superior mesenteric artery Inferior vena cava Common bile duct Head of pancreas Body of pancreas Uncinate process of pancreas Liver Abdominal aorta Splenic vein Inferior vena cava Common bile duct Head of pancreas Body of pancreas Uncinate process of pancreas Portal confluence Superior mesenteric artery Portal confluence Ultrasonography Transverse section Photo courtesies of Dr.Luxanapan Charoenvisal
- 35. Abdominal aorta Celiac trunk Superior mesenteric artery Abdominal aorta Celiac trunk Superior mesenteric artery Portal vein Hepatic vein Splenic vein Superior mesenteric vein Liver Pancreas Hepatic vein Splenic vein Superior mesenteric vein Liver Pancreas Ultrasonography Sagittal section Photo courtesies of Dr.Luxanapan Charoenvisal
- 36. Any question?