Armpit or axilla ultrasound is the safest, quickest, and least invasive technique For pain, swelling, or lumps in your armpit (the axilla).
The Ultrasound Axilla scan for:
Lumps, masses and tumours
Skin and Subcutaneous Tissues
Signs of inflammation
Abnormalities
Signs of Cancer
Typical causes of armpit lumps are:
Allergic reactions
Fungal infections
Breast cancer
Lymphoma or leukaemia (cancer).
Systemic lupus erythematosus (an autoimmune disease)
Bacterial or viral infections.