Fig. 2From: Potential role of sympathetic activity on the pathogenesis of massive pulmonary embolism with circulatory shock in rabbitsThe gross anatomical morphology of the representative lungs. Histological features in the (a) S, (b) M, (c) SNP and (d) DLZ groups at the scheduled study end. Histological features of rabbits immediately after death before scheduled study end: b1 (M), c1 (SNP) and d1 (DLZ). S, sham operation group; M, model group; SNP, sodium nitroprusside group; DLZ, diltiazem group. Yellow arrows indicate the autologous thrombus clotBack to article page