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Biomedical subjects

P Castro

Publications and source records attributed to P Castro.

76 records · Page 5Linked to original sources

[Wallenberg syndrome in childhood secondary to the striking by lightening].

Wallenberg's Syndrome (WS) is exceptional in childhood. We present a case of a 10 year-old girl with a WS caused by an embolism in the right lateral portion of the medulla secondary to an electrofulguration, but with an unusual progressive outcome, developing clinical signs of medial medullar injury, leading even into a respiratory failure 30 days after admittance. She only became stable after surgical lesion decompression. There was no evidence of vascular malformation, finding only a great oedema. The pathology only showed changes compatible with brain infarction. This case makes again clear the superiority of MRI upon CT-scan to diagnose a WS. We think that the unusual progression of the lesion was due to great medullar oedema found on surgery, involving the brain regional flow.

Cerebrovascular Circulation↗

[Pharmacological treatment of depression].

Major depression is a frequent and incapacitating illness. Recent research has established its natural course, often characterised by chronicity or recurrent episodes, leading to long-term pharmacotherapy. Effective pharmacologic treatments are available for depression, including tricyclic antidepressants, monoamine oxidase-inhibiting agents, and newer medications. Successful pharmacotherapy for depression requires consideration of the profile of the antidepressant drugs, to balance their therapeutic effects and side effects profiles.

Antidepressive Agents↗

Septicemia associated with Hafnia alvei in laying hens.

In the present work Hafnia alvei was isolated from laying hens displaying a reduction in egg production, loss of appetite, opisthotonus, and death. Multifocal necrotizing hepatitis and splenitis were the most prominent lesions. The organism was identified microbiologically. Laying hens were experimentally inoculated by the oral and intraperitoneal route to show the pathogenicity of the organism. A very similar clinicopathologic effect resulted from this trial. Several experimentally infected laying hens died due to septicemia. We conclude that H. alvei may cause a septicemia similar to that reportedly caused by Salmonella spp. in avian species.

Animals↗

Intestinal cryptosporidiosis in pigeons (Columba livia).

An intestinal disease in pigeons (Columba livia) from the Canary Islands characterized by diarrhea and body weight loss is described. Intestinal cryptosporidiosis was identified in three young pigeons. Cryptosporidia were associated with hyperplasia of the intestinal crypts and moderate inflammatory infiltration in lamina propria. This is the first report of cryptosporidiosis in pigeons.

Animals↗