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Biomedical subjects

P L Clouet

Publications and source records attributed to P L Clouet.

5 recordsLinked to original sources

[Pubic osteomyelitis in athletes].

INTRODUCTION: Pubic osteomyelitis has been described in three situations: children in whom Staphylococcus aureus is the preeminent pathogen; elderly patients who have undergone genitourinary procedures, and parenteral drug abusers. In contrast, pubic osteomyelitis in athletes has been described less often. We report three cases of acute staphylococcal pubic osteomyelitis in young athletic men and present a review of the literature. EXEGESIS: The clinical presentation in each case was acute groin, hip, or perineal pain; fever; inability to bear weight; and pubic symphysis tenderness. The diagnosis was established by blood culture and radiologic changes. CONCLUSIONS: Staphylococcus aureus pubic osteomyelitis should be suspected in athletes who have febrile hip or groin pain. The pathogenesis of this disease is thought to involve preexisting trauma or athletic injury and subsequent seeding of this area during transient bacteremia. Prolonged antimicrobial therapy is required for the cure, and debridement with curettage may be necessary if patients have persistent infection or sequestra.

Adolescent↗

Imaging of thoracic and lumbar spinal extradural arachnoid cysts: report of two cases.

Extradural arachnoid cysts are uncommon expanding lesions in the spinal canal which may communicate with the subarachnoid space. Usually in the lower thoracic spine, they may cause symptoms by compressing the spinal cord or nerve roots. We report cases of thoracic and lumbar arachnoid cysts studied by cystography, myelography, CT and MRI. These techniques showed extradural cystic lesions containing cerebrospinal fluid, with variable communication with the subarachnoid space, causing anterior displacement and flattening of the spinal cord.

Adolescent↗

[Imaging of limbic paraneoplastic encephalitis].

Paraneoplastic limbic encephalitis is a rare syndrome mostly associated with small cell lung cancer. We present the case of a 69-year-old man with selective amnesia suggesting limbic encephalitis. A neuroendocrine cell lung cancer was found, confirming the diagnosis of paraneoplastic limbic encephalitis. Contrast-enhanced cerebral CT was normal whether magnetic resonance imaging showed signal abnormalities of the medial part of temporal lobes and hippocampal regions. Because neurologic improvement may follow treatment of the primary tumor, early diagnosis is important.

Aged↗

[Aortocaval fistula. Diagnosis using spiral x-ray computed tomography with 2D and 3D reconstructions].

We report a case of arteriovenous fistula due to spontaneous rupture of an aortic aneurysm into the inferior vena cava. This is a rare complication of atheromatous aneurysm, often difficult to diagnose as the clinical presentation may be obscure. Although aortography is the reference diagnostic investigation, spiral CT acquisition with 3D and 2D reformation allowed visualization of the arteriovenous communication and provided an accurate diagnosis.

Aged↗

Giant-cell tumour of the sphenoid bone: case report.

We report an 18-year-old woman with a giant cell tumour of the sphenoid bone. CT demonstrated a lytic soft-tissue mass arising from the sphenoid body, extending to the left petrous apex and into the nasopharynx. On MRI the tumour had nonspecific signal intensity, but there was contrast enhancement on both examinations. CT was better for showing the extent of the osseous disease, whereas MRI was more accurate as regards soft-tissue extension.

Adolescent↗