Anatomic Variation

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Explore examples of how the body develops differently from standard anatomic configuration.

 

Cardiovascular

Aorta – ostia
Dual superior mesenteric artery ostia

Coronary arteries
Left dominant system


Respiratory

Lobes
Two right lobes (variant fissure configuration)
 
Two right lobes (absent horizontal fissure)


Gastrointestinal

Small Intestine
Meckel’s diverticulum


Hematopoietic

Spleen
Accessory spleen


Musculoskeletal

Xiphoid
Bifid xiphoid process

Cranial sutures
Metopic fissure


Genitourinary, Neurologic, Endocrine

We anticipate content will grow as new cases are added.
Stay tuned.


 
 

Aorta – ostia

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Usual configuration
  
Dual superior mesenteric artery ostia
  

  


 
 

Coronary Arteries

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Usual configuration – right dominant
  
Left dominant system
  

  


 
 

Lobes

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Usual configuration
  
Two right lobes
(variant fissure configuration)
Two right lobes
(absent horizontal fissure)
  
  

  
  


 
 

Small intestine

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Usual configuration
  
Meckel’s diverticulum
  

  
  
  



 
 

Spleen

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Usual configuration
  
Accessory spleen
  

  


 
 

Xiphoid process

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Usual configuration
  
Bifid xiphoid process
  

  


 
 

Cranial sutures

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Usual configuration
  
Metopic (frontal) suture