Demographics, aneurysm description, and management of patients with de novo aneurysms
| Age (y), sex, genotype . | Age (y) on follow-up . | Location, size of aneurysm on baseline MRA . | Location, size of aneurysm on follow-up MRA . | Time between MRAs, y . | Management . |
|---|---|---|---|---|---|
| 10, F, HbSS | 18 | None | Left M2, 2 mm | 7.3 | Conservative |
| 12, F, HbSS | 17 | None | R cavernous ICA tiny saccular aneurysm | 4.5 | Conservative |
| 15, M, HbSS | 18 | None | Left Pcom, 1 mm | 3.3 | Conservative |
| 18, F, HbSS | 20 | None | Right P1, 1.5 mm | 1.1 | Conservative |
| 26, F, HbSS | 33 | Right cavernous ICA 2 mm | Right cavernous ICA, 2 mm; Right A2, 2 mm | 7.5 | Conservative |
| 37, F, HbSβ0thal | 40 | Right cavernous ICA, 9 mm; | Right cavernous ICA 9 mm; basilar tip, 4 mm; left P1, 2 mm | 3.1 | Digital subtraction angiography was recommended but declined by patient and family |
| Age (y), sex, genotype . | Age (y) on follow-up . | Location, size of aneurysm on baseline MRA . | Location, size of aneurysm on follow-up MRA . | Time between MRAs, y . | Management . |
|---|---|---|---|---|---|
| 10, F, HbSS | 18 | None | Left M2, 2 mm | 7.3 | Conservative |
| 12, F, HbSS | 17 | None | R cavernous ICA tiny saccular aneurysm | 4.5 | Conservative |
| 15, M, HbSS | 18 | None | Left Pcom, 1 mm | 3.3 | Conservative |
| 18, F, HbSS | 20 | None | Right P1, 1.5 mm | 1.1 | Conservative |
| 26, F, HbSS | 33 | Right cavernous ICA 2 mm | Right cavernous ICA, 2 mm; Right A2, 2 mm | 7.5 | Conservative |
| 37, F, HbSβ0thal | 40 | Right cavernous ICA, 9 mm; | Right cavernous ICA 9 mm; basilar tip, 4 mm; left P1, 2 mm | 3.1 | Digital subtraction angiography was recommended but declined by patient and family |
A2, second segment of anterior cerebral artery; ICA, internal carotid artery; M2, second segment of middle cerebral artery; P1, first segment of posterior cerebral artery; Pcom, posterior communicating artery.