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Biomedical subjects

P Lattuada

Publications and source records attributed to P Lattuada.

6 recordsLinked to original sources

The stroke in an emergency: the grey areas.

In spite of the development of advanced technologies, diagnosis and therapy for an ictus in emergency still pose difficulties in a significant percentage of cases. Diagnostic problems are encountered both when faced with focal symptoms and in the presence of disturbances to consciousness, confusional states, vertigo or cephalea. The most significant therapeutic problems, on the other hand, are encountered in the case of extended cardioembolic ischaemias, haemorrhages from venous thrombosis and intradural arterial dissections (eventual antithrombotic treatment), when faced with a large cerebral oedema (eventual medical and/or surgical treatment), or in indicating surgery for intraparenchymal haemorrhages or symptomatic stenotic carotids.

Emergency Medical Services↗

Brainstem involvement in Legionnaires' disease.

OBJECTIVE: To report a case of Legionella pneumonia with unusual neurologic involvement. INTERVENTION: Chest X-ray, lumbar puncture, magnetic imaging of the brain, electroencephalography, audiometry, brainstem acoustic evoked potentials and institution of oral antibiotics and steroids. MAIN RESULT: Gradual clinical improvement of neurologic and pulmonary illness within 4 weeks. CONCLUSION: Legionellosis should be considered in the differential diagnosis of neurologic involvement in the setting of pneumonia.

Adult↗

Early phase combined therapeutic management of acute ischaemic stroke.

An adequate treatment of ischaemic stroke in the early phase (28-48 h) is the most important factor for a better outcome. Thrombolysis with rTPA (within 3 h) and oral ASA 300 mg/days are the first therapeutic misures. Continuous monitoring of cardiological and haemodinamic parameters allows early detection of cardiac disturbances. Treatment of hypertension, low haematic oxigenation, hyperglicaemia, seizures and hypertermia is basic to improve outcome. Pharmacological therapy is only one of the components of effective multidisciplinary integrated management of ischaemic stroke; we remind also the precocity of rehabilitation procedures and an accurate psychological assessment.

Acute Disease↗

Cervical cerebral artery dissection: a multicenter prospective study (preliminary report).

Forty-nine cases of dissection of the internal carotid and vertebral arteries are reported in our prospective multicenter study of 35 men and 14 women, with a mean age of 46.77 years. (range 17-60 years). We evaluated etiology, clinical manifestations, investigative techniques, and treatment. Thirty-one patients had so-called spontaneous dissections, although in the remaining 18 minimal or obvious trauma was considered as the etiological factor. Headache and neck pain occurred in 32 patients (65.3%). Local neurological manifestations were present in 15 patients (30.6%) and ischemic cerebral symptoms were present in 41 patients (83.6%). The most-relevant of the diagnostic tools are duplex sonography, magnetic resonance angiography, and angiography. Anticoagulation with heparin followed by warfarin was the treatment of choice in most of our patients. Complete recovery is reported in 14 patients (28.5%); 41 patients showed cerebral ischemic symptoms, of which 13 (26.5%) had good functional recovery. In 28 (57.1%), the NIHSS score decreased from 6.68 to 3.31 during hospitalization.

Adolescent↗

Clinical features of 24 patients on regular hemodialysis treatment (RDT) for 16-23 years in a single unit.

Careful investigation of the clinical conditions of patients on maintenance hemodialysis for about 20 years in a single dialysis unit was of great interest for evaluation of the pathological consequences in long-term survivors of insufficient correction of uremia and of the dialysis treatment "per se". We analyzed the outcomes for a cohort of 116 patients who started RDT before 1976 and the clinical conditions of the 24 patients still on RDT in our unit at the end of 1991 (average duration of treatment = 222 +/- 23 months). Actuarial survival was 72% at 10 years and 43% at 20 years. Rehabilitation of the 24 survivors was rather good: 13 were able to work, 8 were retired or unable to work, but able to care for most personal needs. Actual body weight, anthropometric parameters and biochemical parameters revealed a well-preserved nutritional status. Anemia improved from 23 +/- 7 at the start of RDT to 31 +/- 8 in the 21 patients never treated with erythropoietin. Blood pressure was normal without therapy in 18 patients and elevated in 6. Mild-to-moderate left ventricular hypertrophy was present in all the 6 patients with arterial hypertension and in only 6 of the 18 normotensive patients. The ratio of early diastolic filling to filling during atrial contraction (E/A ratio) was < 1 in 16 patients: it was 1.05 +/- 0.43 in 9 patients with stable intradialysis blood pressure and significantly lower (0.73 +/- 0.15) in 12 patients with recurrent intradialysis hypotension. Supraventricular arrhythmias were detected by Holter monitoring in 41% and ventricular arrhythmias in 35% of patients. Extensive vascular calcifications were present (in 100% of patients in the abdominal aorta), but only 4 patients showed clinical signs of peripheral vascular disease. Subperiosteal resorption was detected radiologically in the hands of 59% of patients. Bone histology, interpretable for only 20 patients, revealed no bone lesions in 1 case (5%), mild mixed osteodystrophy in 3 cases (15%), advanced mixed osteodystrophy in 5 cases (25%), osteodystrophy with predominant hyperparathyroidism in 2 cases (10%), osteodystrophy with predominant osteomalacia in 6 cases (30%), and aplastic bone disease in 3 cases (15%). Moderate aluminum staining was found in only 4 patients and was more marked in earlier biopsies taken before withdrawal of the aluminium-containing phosphate-binding drugs.(ABSTRACT TRUNCATED AT 400 WORDS)

Adolescent↗