👉 A subtubiform is a medical condition that refers to a specific type of abnormality in the shape and size of the brain, particularly in the frontal lobe. This condition can be caused by various factors such as birth defects or genetic abnormalities. It may lead to difficulties with movement, speech, and cognitive functions. The term "subtubiform" is derived from the Latin word for "under," indicating that it affects a specific part of the brain.