Lymph Nodes: What to Do When You Find a Swollen Node

Questions about lymph nodes?

This past Monday, while I was squeezing a pimple, I accidentally noticed what seems to be a lymph node on the left side of my neck, slightly towards the back (not near the ear).
It doesn't hurt when I press on it, but it is movable, and it's about 1 cm in size.
I found a lot of information online stating that lymph nodes that are painless and immovable should be monitored closely...
(but mine is movable! Doctor, is this a bad sign?? I told my mom, but she didn't pay much attention to me; she just said not to touch it and it will go away.
However, this lymph node doesn't hurt, which makes me very anxious...)

Huang, 10~19 year old female. Ask Date: 2016/02/13

Dr. Chen Sirong reply Oncology

Huang, 19 years old, female, has a suspected lymph node on the left side of her neck, slightly towards the back.
It does not hurt when pressed and is movable, approximately 1 cm in size.

1.
I have researched online and found that similar cases that are painful and immobile should be monitored closely.
However, mine is movable, soft, and does not continue to enlarge, which is more indicative of a benign condition.
Nevertheless, to confirm this, a physician's examination is necessary, and a biopsy may be required for accurate diagnosis.
2.
This situation makes me quite anxious.

2.1 I have a health insurance card and can seek medical attention on my own.

2.2 The likelihood of it being benign is higher.
If there are no significant changes, I can wait until I see a doctor for a cold to address this issue as well.

Thank you for your letter, Dr.
Chen Si-Rong.

Reply Date: 2016/02/13

More Info

When it comes to swollen lymph nodes, it's important to understand their role in the body and what changes in size or consistency might indicate. Lymph nodes are small, bean-shaped structures that are part of the lymphatic system, which plays a crucial role in immune function. They filter lymph fluid and can become enlarged in response to infection, inflammation, or malignancy.

In your case, you mentioned discovering a lymph node on the left side of your neck that is approximately 1 cm in size, movable, and non-tender. The fact that it is movable and not painful is generally a reassuring sign. Swollen lymph nodes that are associated with infections are often tender and may be fixed in place. However, there are several factors to consider:
1. Size and Duration: A lymph node that is 1 cm in size is considered enlarged, but it is not excessively large. Lymph nodes can swell due to various benign causes, such as infections (viral or bacterial), autoimmune conditions, or even localized inflammation. If this lymph node has been present for a short period (a few weeks), it is often related to a recent infection or inflammation.

2. Mobility: The fact that the lymph node is movable is a positive sign. Fixed lymph nodes, which do not move when you push on them, can sometimes be a cause for concern, as they may indicate a more serious condition, such as malignancy.

3. Associated Symptoms: Consider any other symptoms you may have experienced. Have you had any recent infections, such as a cold or sore throat? Are there any systemic symptoms like fever, night sweats, or unexplained weight loss? If you have had recent infections, the lymph node may simply be responding to that.

4. Time Frame: If the lymph node remains enlarged for more than two weeks without any signs of improvement, or if it continues to grow, it would be advisable to seek medical evaluation. A healthcare provider may recommend imaging studies, such as an ultrasound, to assess the lymph node further.

5. Consultation: If you are feeling anxious about this lymph node, it is perfectly reasonable to consult with a healthcare professional. They can perform a physical examination, review your medical history, and possibly order tests to determine the cause of the swelling.

In summary, while your lymph node's characteristics (movable, non-tender, and approximately 1 cm) are generally reassuring, it is important to monitor it. If it persists or if you develop any concerning symptoms, do not hesitate to seek medical advice. Your health and peace of mind are important, and a healthcare provider can help clarify any uncertainties you may have. Remember, it is always better to err on the side of caution when it comes to your health.

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