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.
Headache and weakness in an arm or leg are the most common symptoms. However, seizures, personality changes, and/or visual problems may also occur. Meningiomas account for about 36.1% of all primary brain tumors, which are tumors that form in the brain or its coverings.