Although similar histologically, pigskin and human skin behave in dynamically different ways due to differences in elasticity.

Genetic alterations are fairly heterogeneous among histologically similar ependymoma tumors.

They have a shiny, whitish-silvery color, are histologically similar to tendons, and are very sparingly supplied with blood vessels and nerves.

Urachal adenocarcinoma is histologically similar to adenocarcinoma of the bowel.

Elastic cartilage is histologically similar to hyaline cartilage but contains many yellow elastic fibers lying in a solid matrix.

A biologic analogy is made between MCC and the histologically similar small cell carcinoma of the lung, which is considered a systemic disease.

Recurrent low-grade and high-grade tumors that cannot be re-resected can be treated on protocols designed for histologically similar brain tumors.

The disease is histologically similar to human bronchioalveolar carcinoma which accounts for approximately 25% of all diagnosed human lung cancers.

Colitis, which is histologically similar to ulcerative colitis, has also been described in association with pellagra.