FIGURE 4

Immunohistochemically, some spindle cells of lymphangioleiomyomatosis are patchily positive for HMB-45 (L-SAB method, original magnification, 200x).
Immunohistochemically, some spindle cells of lymphangioleiomyomatosis are patchily positive for HMB-45 (L-SAB method, original magnification, 200x).