in the pure form arterioles and small arteries characteristically demonstrated acute or recent lesions such as fibrinoid necrosis and hemorrhage into intima , and intimal cellular hyperplasia of somewhat longer duration , whereas in the exacerbated form coexistence of vascular lesions of various intensities and durations , acute ( fibrinoid necrosis and hemorrhage ) , intermediate ( intimal cellular hyperplasia ) to chronic ( sclerosis and lamellar elastosis ) , and superposition of more recent vascular lesions on more advanced or older ones were noted .
C0005847
vascular
C0162864
intimal