Items tagged “rg_39_4_edit”

11 results found

Weber syndrome

Weber syndrome is a midbrain stroke syndrome that involves the cerebral peduncle and the ipsilateral fascicles of the oculomotor nerve 1-3,5. Occasionally the substantia nigra can also be involved 5.  Clinical presentation ipsilateral CN III palsy diplopia ptosis  afferent pupillary defect ...

Multiple myeloma

Multiple myeloma is a monoclonal gammopathy and is the most common primary malignant bone neoplasm in adults. It arises from red marrow due to monoclonal proliferation of plasma cells and manifests in a wide range of radiographic abnormalities. Multiple myeloma remains incurable. Terminology F...

Ovarian mucinous tumors

Ovarian mucinous tumors are a subgroup of ovarian epithelial tumors. They represent 10-15% of all ovarian tumors and ~10% of all malignant ovarian tumors. They are subdivided according to their malignant potential and clinical behavior into: ovarian mucinous cystadenoma ovarian borderline muci...

Locked-in syndrome

Locked-in syndrome is one of the brainstem stroke syndromes and can occur as a result of a pontine stroke that damages the ventral brainstem and pyramidal bundles and corticobulbar tracts 5. Clinical presentation Individuals who are "locked-in" are conscious with preserved cognitive function b...

Trigeminal neuralgia

Trigeminal neuralgia or tic douloureux corresponds to a clinical manifestation of sudden severe paroxysms of excruciating pain on one side of the face which usually lasts a few seconds to a few minutes, involving one or more branches of the trigeminal nerve (CN V). Vascular compression is the mo...

Spinal cord stimulator

Spinal cord stimulators, also known as dorsal column stimulators, are surgically placed devices to aid with symptom relief in individuals with chronic neurological pain (e.g. failed back syndrome, brachial plexopathy, complex regional pain syndrome). It uses low voltage electrical current deliv...

Nothnagel syndrome

Nothnagel syndrome is a rare midbrain syndrome that involves the tectum of the midbrain (quadrigeminal plate) and superior cerebellar peduncles 1-4,6. Clinical presentation Classically, the syndrome involves the oculomotor nerve fascicles and superior cerebellar peduncle, leading to ipsilatera...

Vagal nerve stimulator

Vagal nerve stimulators are an implantable device used to treat a number of conditions although the mechanism of action has not been completely elucidated.  Indications Vagal nerve stimulators are indicated in patients with 1: intractable epilepsy Lennox-Gastaut syndrome (off-label) treatme...

Occipital nerve stimulators

Occipital nerve stimulators are a type of neuromodulation therapy aimed at treating chronic refractory headache and craniofacial pain such as occipital neuralgia 1-3. This form of non-pharmaceutical therapy involves an implantable device composed of an electrode and a pulse generator.  Procedur...

Monoclonal gammopathy of undetermined significance

Monoclonal gammopathy of undetermined significance (MGUS) is the most common plasma cell disorder and refers to the presence of an abnormal monoclonal antibody in the blood but the absence of the overt bone marrow and clinical signs of multiple myeloma. Epidemiology MGUS is the most common pla...

Smouldering multiple myeloma

Smouldering multiple myeloma is a premalignant stage between monoclonal gammopathy of undetermined significance (MGUS) and multiple myeloma. Clinical presentation Similar to MGUS patients, smouldering multiple myeloma patients are asymptomatic. Diagnostic criteria The criteria for smoulderin...

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