It could be nothing but a small abscess, or just a lipoma. Do not panic, it doesn't do any good. More often than not, the simplest causes are the explanation. A physical examination by a General Surgeon is mandatory to have a proper assessment of it, anyone who says otherwise is scamming you.

It looks like sebaceous cyst

Visit a nearby physician and let them do a physical examination first. Don't self medicate.

Connect please

Looks like normal lipoma

It could be some scalp infection

Sebaceous cyst

Don’t panic just Consult

Patient's detailed medical history is required. It is recommended to consult a doctor professional through the Practo app or visit a local medical facility for a thorough evaluation. Please keep in mind that detailed medical history is crucial for proper diagnosis and treatment.

Can help you, kindly consult and provide detailed history for proper diagnosis and further management

According to your query and sign and symptom you want to know about the disease and cause and it's best Treatment as you have mentioned as  above as lymphadenopathy. Please take consultation for better evaluation and best Treatment as it need complete history of patient as personal and family history. Please follow any medicine or advise after consultation only from a good doctor. Please follow good life style as • take plenty of fluid and • take less spicy and fatty foods and • take home made food only and do exercise regularly with yoga and medicine after 3 day and please keep positive  attitude to fight any disease and any problem of your life.

Need few more details Kindly consult