View Schwannoma Histology Antoni A Background. Spindle cells, shredded carrot collagen, mast cells. The tumour is composed of different areas composed of different cellular densities.
Histology shows two distinctive patterns, antoni type a and b areas. More cellular areas (antoni a, figure 1) are composed of a haphazard. Histology shows two distinctive patterns, antoni type a and b areas.
Often encapsulated tumour of tissue.
Histology specimen of a intrameatal located schwannoma displaying a typical antoni a pattern of tumor growth (he stain). Schwannoma is a relatively common peripheral nerve sheath tumour. Spindle cells, shredded carrot collagen, mast cells. Histology shows two distinctive patterns, antoni type a and b areas.