Updating the role of transcranial Doppler in prediction and prevention of stroke in correlation to the regularity of blood transfusion in Egyptian children with sickle cell anemia

Egyptian Journal of Radiology and Nuclear Medicine

Table 2 TCD parameters of the studied patients

	Mean	Std. deviation
PSV (peak systolic velocity) (cm/s)
RT MCA	144.06	28.90
LT MCA	149.45	35.06
RT DICA	135.20	36.43
LT DICA	121.71	37.83
RT ACA	135.48	39.17
LT ACA	137.40	56.96
RT PCA	123.86	45.15
LT PCA	120.21	46.53
RT MCA	99.35	22.39
TA.max (time average mean of maximum velocity) (cm/s)
LT MCA	93.41	31.64
RT DICA	94.90	22.21
LT DICA	85.74	25.49
RT ACA	95.05	31.33
LT ACA	96.10	42.09
RT PCA	87.43	30.45
LT PCA	81.86	30.08

TCD transcranial Doppler, Rt right, Lt Left, MCA middle cerebral artery, DICA distal internal carotid artery, ACA anterior cerebral artery, PCA posterior cerebral artery