The images below illustrate this case for diagnoses Azygos continuation of IVC (link to Vascular anomaly), Azygos continuation of IVC,  for the modalities  (CT)
Gamuts for this case : :
- Without gamut
 
- Paraspinal soft tissue mass
 
- Mediastinal mass with marked enhancement
 
Here is the specific information in the key image above:
- Diagnosis Azygos continuation of IVC, Location(s) Inferior vena cava, with gamuts 
Here is the specific information in the key image above:
- Diagnosis Azygos continuation of IVC, Location(s) Paraspinal, with gamuts Paraspinal soft tissue mass
- Diagnosis Azygos continuation of IVC (link to Vascular anomaly), Location(s) Mediastinum, with gamuts Mediastinal mass with marked enhancement
Here is the specific information in the key image above:
- Diagnosis Azygos continuation of IVC, Location(s) Inferior vena cava, with gamuts 
Here is the specific information in the key image above:
- Diagnosis Azygos continuation of IVC, Location(s) Paraspinal, with gamuts Paraspinal soft tissue mass
- Diagnosis Azygos continuation of IVC (link to Vascular anomaly), Location(s) Mediastinum, with gamuts Mediastinal mass with marked enhancement