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Biomedical subjects

J P Tiziano

Publications and source records attributed to J P Tiziano.

9 recordsLinked to original sources

[Forum: dermopigmentation or medical tattooing. Dermopigmentation with an esthetic aim. Apropos of 420 cases].

420 cases of chromatic skin corrections for medical or aesthetic reasons have been documented over the last 1-5 years. The author analyses cases based on local anatomy classification, so that good and poor results of the technique are clearly revealed. Results are then regrouped in a synthetic study, without distinction of anatomical area. This synthesis establishes a check list of defects inherent in the technique: pain or discomfort, poor smoothing-out of skin defects, far from natural chromatic variations of the skin, dull lacklustre colours, short-lasting pigmentation, and chromatic instability of dyes. All these pigmentations were performed using basic techniques and medical pigments. The author suggests that in the future these defects should be corrected by: more systematic use of dyes used by tattoo artists, addition of a gloss in the dyes, transparent technique, anaesthetic skin cream.

Alopecia↗

[Dermography: a complement to esthetic surgery].

Dermography (intra-dermal dye implants) is the medical application of ancestral tattooing. This technique allows very easy correction of dyschromic cutaneous lesions, and is very helpful in surgical iatrogenic sequelae. It presents a larger field of medical or esthetic applications.

Alopecia↗

[Drill decompression-spongiosaplasty of the temporomandibular joint. A preliminary study of various temporomandibular dysfunctions].

Long follow-up in TMJ patients shows often a lack of success with a recurrence of pain. To lower the rate of failures or at least partial failures, the relative positions between mandibular condyle and glenoïd fossa were studied, in case of recurrence after TMJ occlusal and surgical treatment: asymmetry was found between both sides. Sometimes the mandibular head is in a low and anterior position (in absence of major occlusal disorder): we call this "stretching syndrome" (for posterior apparatus). Patients complain of jaw instability. Sometimes the mandibular head is in a very high and posterior situation: we call this "compressive syndrome". In this case, patients complain of a recurrence of pain (generally the clicking disappeared after the first TMJ surgery). We propose in "stretching syndrome" to treat the instability by a cartilaginous graft, and in "compressive syndrome" to decompress the bone by drill tunnel with external effect (secondary bone settles down) and internal effect (venous drainage and oedema decrease). First results are good with a high healing rate, but the follow-up is not long enough to a complete assessment of this technic.

Cartilage, Articular↗

[The parathyroid risk in thyroidectomy].

The authors report their experience of parathyroid risk in thyroid surgery on the basis of 1 188 thyroidectomies performed between 1973 and 1980. The benign thyroid pathology, the risk is negligeable, approximately 1%, though with the exception of operations for recurrence. In malignant tumour pathology, amongst 98 carcinomas treated by total thyroidectomy and mediastino-recurrent laryngeal lymph node dissection, the authors report an overall percentage of definitive major hypocalcaemia of 22.5%. Routine identification of the parathyroids at the start of the operation, at least on the healthy side, and care not to damage their vascular supply has made it possible to reduce the rate of hypoparathyroidism to 10% in the past two years. A study of anatomical dissection of 200 parathyroid glands with vascular injection is reported in the preamble. Finally, the authors analyse in the literature the results of parathyroid transplant and report their own experience.

Humans↗