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Biomedical subjects

Neena Natt

Publications and source records attributed to Neena Natt.

3 recordsLinked to original sources

Formal procedural skills training using a fresh frozen cadaver model: a pilot study.

Graduating medical students are expected to be proficient in a number of procedural skills. A structured curriculum is infrequently available. In addition, the use of a mannequin tends to be unrealistic and students continue to have some anxiety when performing procedures on patients. This pilot study was designed to demonstrate the utility of a fresh frozen cadaver model in practicing procedural skills as compared to mannequins. Seven third-year students carried out a number of basic procedural skills using a mannequin model and a fresh frozen cadaver. We surveyed the students after they had carried out the procedures on the different models with regards to ease of procedure, the sense of realism and their success rate. The pilot course improved the overall confidence of the students in performing basic skills. In addition, despite the fact that the mannequin was somewhat easier to perform a number of procedures on, the fresh frozen cadaver was a more realistic model and the preferred model for practicing the skills. The fresh frozen cadaver is a feasible and valid instructional tool for training procedural skills and has the advantage of being more realistic than a typical mannequin model.

Anatomy↗

Stereotactic management of craniopharyngiomas.

Eleven patients with craniopharyngiomas underwent 13 stereotactic procedures (intracavitary irradiation, n = 7; radiosurgery, n = 6). Nine patients (82%) had recurrent tumors after prior surgery (median, 2 operations). The median patient age was 50 years (range, 6-63 years). At a median follow-up of 38 months (range, 24-102 months), no patient had progression of the treated tumor component. Two patients developed new cysts, so the actuarial 2- and 4-year progression-free survival rates were 91 and 73%, respectively. Visual function improved in 3 patients, remained stable in 6 patients, and worsened in 1 patient. Two patients (both without prior surgery) not having diabetes insipidus pre-operatively continued to have normal posterior pituitary function. Stereotactic techniques should be considered for patients with craniopharyngiomas, especially those who have failed prior surgical resection.

Adolescent↗