There are multiple definitions:

1. lower limit of normal(English)

   • ULN
   • Statistics, Clinical chemistry

2. lateral lymph node(English)

   • refers to assessment and treatment of lateral lymph nodes in low rectal cancer
   • LLND, LLR, TME
   • Lymphatic system/lymphoma, Oncology, Gastroenterology
   • https://doi.org…58.2021.2016204