1 min read

Distinguishing the Left Adrenal Gland from Periaortic Lymph Nodes in Ultrasound Imaging

Picture of Fred Gromalak, DVM Fred Gromalak, DVM : Feb 21, 2025 9:45:00 AM

diagnostic imaging svs imaging telemedicine services AnimalImaging veterinary ultrasound VeterinaryCare VeterinaryIndustry Animal Imaging Tips Veterinary Imaging Adrenal Gland Anatomy Canine Ultrasound Veterinary Ultrasound Tips Veterinary Diagnostics Left Renal Artery Adrenal Gland Identification Ultrasound Interpretation
Distinguishing the Left Adrenal Gland from Periaortic Lymph Nodes in Ultrasound Imaging

Accurately identifying the left adrenal gland in canine ultrasound imaging can sometimes be tricky due to the presence of nearby structures like periaortic lymph nodes. However, with the right anatomical landmarks, you can pinpoint and confirm the adrenal gland confidently.

Key Landmarks for Identifying the Left Adrenal Gland

  • Aorta and Left Kidney: Start by locating the left kidney and the aorta. The left adrenal gland is typically positioned between these two structures.

  • Phrenicoabdominal Vein: This vein often runs through the adrenal gland and serves as a vital confirmation point.

  • Left Renal Artery: Use the position of the left renal artery to differentiate between the adrenal gland and lymph nodes.

Common Pitfalls

  • Lymph nodes near the aorta can resemble the adrenal gland, especially if they share similar shapes and positions.
  • Check for slight variations in positioning. The adrenal gland should not sit too cranial relative to the left kidney.

Watch the Full Demonstration:

💡 Understanding anatomy is crucial when structures appear similar. Watch Dr. Fred Gromalak walk you through a scan now to sharpen your imaging skills! 


By combining these landmarks with detailed ultrasound imaging, you can improve your accuracy in identifying the left adrenal gland in dogs. Anatomy is your best friend in veterinary imaging! 

Need Support? The SVS Imaging team offers mobile ultrasound services, ultrasound bootcamps, and virtual telemedicine consultations.

For more insights and training opportunities, visit our website or contact us today!

#VeterinaryUltrasound #VetMed #SVSImaging #DiagnosticUltrasound