Presence of all three features below are indications for referral:
- Lymph node size >1cm supraclavicular, >2cm neck, >3cm axilla / groin
- Persistent or enlarging node(s) >2weeks
- Nodes are not explained by signs or symptoms of:
- Autoimmune disease (arthritis, morning stiffness, rash, Raynaud’s)
- infection (chills, morning / afternoon fever, sore throat, nasal congestion, cough, diarrhea, skin ulcer / lesions, recent travel or other exposures)
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