Fig. 7From: GH-secreting pituitary macroadenoma (acromegaly) associated with progressive dental malocclusion and refractory CPAP treatmentMicroscopic appearance. a) Immunohistochemical study of GH indicating granular and diffuse staining patterns in the cytoplasm of tumor cells. b) Altered architecture with cells presenting moderate pleomorphism and abundant cytoplasm (H&E, original magnification 20×)Back to article page