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Monthly Archives: August 2012

Motor neurone disease

Motor neurone disease is the term applied to a group of degenerative disorders characterized pathologically by involvement of motor neurones of the spinal cord, medulla and motor cortex with sparing of peripheral nerves and sensory system. Involvement of cortical neurones gives rise to predominant upper motor neurone lesion while that of …

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Diseases of Muscles

Muscles in the body consist of both voluntary and involuntary forms and of these voluntary or sthated muscles constitute the largest component in the body. A muscle is composed of several muscle fibres and each muscle fibre represents a separate anatomic and physiologic unit. A single muscle fibre contains thousands …

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Tumors of the Spinal Cord

Tumors of the spinal cord are divided into extradural and intradural. Intradural tumors are further subdivided into extramedullary (arising outside the spinal cord) and intramedullary (arising within the cord). Common extra medullary tumors are neurofibroma, meningiomas sarcomas, lipomas, chordomas and teratomas while intramedullgy tumours comprise of ependyomas, spongioblastothas medulloblastomas, oligodendrogliomas, …

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