It is a test that detects antibodies against the Hepatitis B surface antigen (HBsAg) to assess immunity to Hepatitis B.

It is recommended after Hepatitis B vaccination, recovery from Hepatitis B, or as part of routine screening.

No special preparation is required. Inform your healthcare provider of any recent vaccinations or Hepatitis B history.

Results are usually available within 24 to 48 hours after the blood sample is collected.

Positive results indicate immunity to Hepatitis B, while negative results may suggest the need for further evaluation or vaccination.

A craniotomy may be needed to treat brain tumors, aneurysms, epilepsy, or vascular malformations when other treatments are not effective.

Symptoms may include muscle weakness, spasms, arrhythmias, and changes in mood.

Yes, consuming foods rich in magnesium, such as nuts, seeds, and leafy greens, can help maintain adequate levels.

Supplementation is based on test results and individual health needs, monitored by healthcare providers.

Causes include kidney disease, excessive magnesium intake, or certain medications.

Frequency depends on initial results and medical conditions; consult with your healthcare provider.