The cells at the surface of hydra undergo mitosis and form a mass called a bud. Mitosis continues in the cells of the bud and this grows into a new individual. The same division happens during asexual reproduction or vegetative propagation in plants.
Find out more about the six main symptoms of acoustic neuromas (vestibular schwannomas). The symptoms include hearing loss, tinnitus, vertigo, imbalance, pressure, and facial weakness and numbness. Skip Navigation
Neurofibromas cause fewer symptoms than Schwannomas; many are asymptomatic. In some instances, however, neurofibromas along the spine can result in arm and leg numbness and weakness or back pain. Treatment. The gold standard for most spinal schwannomas and neurofibromas is surgical removal. In the rare instance that the tumor is malignant, chemotherapy or radiation â or both â may be recommended. Because either of these types of tumors can sometimes grow back, itâs incredibly important to have regular follow-up exams (which may include imaging) to ensure that regrowth hasnât occurred.