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Biomedical subjects

A Arlazoroff

Publications and source records attributed to A Arlazoroff.

At least 37 records · Page 2Linked to original sources

Vaccine-associated contact paralytic poliomyelitis with atypical neurological presentation.

Paralytic poliomyelitis presenting with quadriparesis, transient encephalitis and bulbar symptoms in 2 patients in close contact with recently vaccinated children with trivalent live oral polio vaccine is described. Symmetrical lower motor neuron involvement of deltoid muscles with electromyographic confirmation was found. Upper motor neuron signs, with symmetrical hyperactive deep tendon reflexes developed in the lower extremities. Poliovirus Type-2 vaccine-like strain was cultured from one patient and both patients showed significant antibody titers rises to poliovirus. Attention is drawn to the possible clinical differences between vaccine associated poliomelitis and the usual features found in wild strain poliomyelitis. It is suggested that in selected cases, non-immunized contacts be given inactivated polio-vaccine when the vaccinees are immunized with the live oral-vaccine.

Adult↗

Transient bilateral peroneal palsy in a painter's model.

Peripheral neuropathies caused by pressure are common. The most common causes are pressure of the ulnar nerve at the elbow and of the median nerve at the wrist. Pressure neuropathy of the peroneal nerve at the level of the fibular neck is a rare syndrome. The literature describes well-defined etiologies of that syndrome: external pressure, tumors, ganglion, or stretching of the limb. A case of bilateral peroneal palsy in a painter's model caused by prolonged sitting in a specific position is described. Review of the literature revealed no such case described previously.

Adult↗

Incomplete Kluver-Bucy syndrome and fluent aphasia.

A case of probable herpetic viral encephalitis is presented. The clinical picture following the acute phase of disease was dominated by severe fluent aphasia, prominent oral tendencies, visual agnosia, and a decrease in fear reactions. Most of these symptoms, with the obvious exception of aphasia, are similar to those observed by Kluver and Bucy in rhesus monkeys that underwent bitemporal lobectomy. These manifestations may be explained by the tendency of the herpes simplex virus to invade the temporal lobes. "Agnosia" in the auditory field and changes in vocal behavior were observed by H. Kluver and P. C. Bucy (1939, Archives of Neurology and Psychiatry, 42, 949-1000) in some of their bitemporal monkeys. The association of sensory aphasia, as observed in this case, with the auditory "agnosia" observed in some bitemporal monkeys, is discussed.

Agnosia↗

Antibodies to Epstein-Barr virus, herpes simplex type 1, cytomegalovirus and measles virus in psychiatric patients.

Distribution of antibodies to herpes simplex type 1 (HSV1), Epstein-Barr virus (EBV), cytomegalovirus (CMV) and measles virus (MV) was studied in sera and cerebrospinal fluids (CSF) of 41 patients with schizophrenia, 27 patients with primary affective disorders and 25 control patients with neurological diseases. No significant differences in distribution and mean geometric titers (GMT) of antibodies to HSV1 between the psychiatric and control groups were found. Distribution and GMT of antibodies to EBV were highly significant in psychiatric patients as compared to controls with highest titers in the affective disorder group. Antibodies to HSV1 were present in 15 CSF specimens of psychiatric patients with reduced CSF/serum ratio in 4, and low levels of antibodies were detected in 8 control patients. Antibodies to EBV-VCA were detected in 4 CSFs of psychiatric patients. Total protein levels were determined in CSF specimens and no correlation with antibodies was found. No significant differences in distribution of antibodies to CMV or MV in the three study groups were found. No antibodies to CMV were demonstrated in CSFs and in one specimen from a patient and two controls antibodies to MV were detected.

Affective Disorders, Psychotic↗

Antibodies to Epstein-Barr virus in neurological diseases.

An association of evidence of Epstein-Barr virus (EBV) infection in 3 different cases of neurological disease not related to infectious monomucleosis is reported. A rise in antibody titres to EBV-viral capsid antigen (VCA) and early antigen (EA) in the serum and CSF was demonstrated in a patient with acute encephalitis and in a patient with a psychotic-like organic brain syndrome. Both patients demonstrated albuminocytological dissociation in the cerebrospinal fluid. IgM antibodies specific to EBV-VCA indicating a primary infection by EBV were found in both patients. In the second, concomitant infection with HSV1 probably preceding EBV infection was found. In the third patient with polyneuritis, elevated antibody titres to EBV-VCA were demonstrated. No evidence of penetration of antibodies to EBV through the blood-brain barrier, resulting from the elevated level in the serum, was demonstrated.

Acute Disease↗