The water-tight containers meant that the Titanic should have acted as her own lifeboat, floating until help arrived. Some of the answers, according to scientists, lie in the physics of her construction, the climatic conditions thousands of kilometres away and the iceberg itself.
Fabio Robert et al in his study about posterior fossa meningioma reported that headache (50%) and disturbance of gait (44%) were the most common presenting symptoms, and cranial neuropathies the most common neurological signs on admission.
Summary. Brain tumors in childdhood are found above the tentorium only slightly less frequently than in the posterior fossa. Generally speaking, these tumors are more slow growing and have a better prognosis as to life than do those below the tentorium. Their early diagnosis remains a major problem. Headache, vomiting, loss of vision, convulsive seizures, and ataxia are the more common presenting symptoms.