Aetiology
Silent cerebral microbleeds are small, round, deep brain hemorrhages caused by the rupture of small blood vessels in the brain. They are typically found on MRI scans and are believed to be caused by a variety of factors, including hypertension, amyloid angiopathy, and other forms of small vessel disease. They can also be caused by trauma, such as a car accident or a fall.
Diagnosis
Silent cerebral microbleeds can be diagnosed with an MRI scan. The MRI scan will reveal a small, round, deep brain hemorrhage.
Differential diagnosis
Other conditions that can cause small, round, deep brain hemorrhages include cerebral amyloid angiopathy, cerebral amyloidosis, and traumatic brain injury.
Treatment
Treatment for silent cerebral microbleeds typically includes lifestyle changes, such as reducing alcohol consumption, controlling hypertension, and keeping cholesterol levels under control. In some cases, medications may be prescribed to reduce the risk of further bleeding.
Prognosis
Prognosis for silent cerebral microbleeds is generally good. Most patients recover without any long-term complications. However, in some cases, further bleeding can occur, which can lead to more serious complications.