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Biomedical subjects

S Parkash

Publications and source records attributed to S Parkash.

At least 37 records · Page 2Linked to original sources

Fistula-in-ano: treatment by fistulectomy, primary closure and reconstitution.

One hundred and twenty cases of fistula-in-ano were treated in 11 years by fistulectomy and primary closure. Injection of dye into the tract helped in identifying the tract and its ramifications which were excised. A lateral sphincterotomy was added in most cases for relief of postoperative pain and to promote good healing. Of the cases, 83.3% healed well in 2 weeks as compared with 4-5 weeks or more with conventional methods resulting in great economy in hospital stay and morbidity. Follow-up of these cases for a variable period, up to five years, revealed only three recurrences, indicating a comparable long term effectiveness of this procedure as in the conventional method.

Humans↗

Meatoplasty for gross urethral stenosis: a technique of repair and a review of 32 cases.

This paper is a review of the treatment of 32 cases of meatal stenosis arising as a complication of recurrent balanoposthitis (26 cases) or balanitis xerotica obliterans (six cases). There was gross scarring of the glans and the terminal urethra resulting in a contracted glans and a pinhole meatus. These deformities were treated successfully by segmental excision of all the scar on the glans and resurfacing the raw area with a local preputial or penile skin flap. In two patients a ventral midline flap was introduced as an island flap. In no case was a ventral slit made as the only definitive treatment of the meatal stenosis. Two instruments were made specifically to facilitate this type of operation.

Balanitis↗

Surgical reconstruction of the sequelae of penile and scrotal gangrene: a plea for simplicity.

Gangrene of the scrotum with or without involvement of the penile skin and occasionally beyond these limits, is not an uncommon problem in some parts of the world. Various workers have used different techniques to provide skin cover including transplantation of testes, free skin grafts, axial groin flaps and myocutaneous flaps. This study brings out our experience with the treatment of 43 cases in the last 11 years. In three cases the gangrene had spread beyond the scrotum and penis and cover had to be supplemented with split-skin grafts. In all the other cases, cover was provided with scrotal skin remnants at the edge of the lesion and on the penis with the inner layer of the prepuce, which had remained intact.

Adult↗

Inguinal hernias: a preliminary study on a technique of repair based on the keel principle.

Most adult hernias have a defect in the posterior wall of the inguinal canal even though the initial defect, in an indirect hernia, is the presence of a sac at the internal ring. It is imperative to strengthen the posterior wall without disturbing the normal shutter mechanism of the inguinal canal. A technique is described which achieves this by applying the keel principle to the repair. Data regarding 215 such repairs done during the last five years is presented. The follow-up available however does not satisfy the standard critical criteria and as such this is presented only as a preliminary report and a rational idea.

Fasciotomy↗

Single layer abdominal wound closure in children.

A single layer closure of abdominal incisions was done, including the skin, musculo-aponeurotic layer and peritoneum, with a modified 'figure-of-eight' technique, using thick monofilament nylon interrupted sutures. This technique leaves no suture material in the wound after suture removal on the 14th postoperative day. One hundred and fifty-two transverse incisions of the abdomen in children of all ages were analysed. Easy closure in difficult cases, no wound dehiscence and a greatly reduced infection rate are the advantages. We recommend this technique as a routine, particularly in poor risk patients, contaminated wounds and closure of colostomy wounds.

Abdominal Injuries↗

Orchiopexy: trans-septal ipsilateral positioning.

Orchiopexy based on a method of testicular fixation by ipsilateral placement with a valvular passage through the septum is described. By passing the testis through the soft septum twice, a low scrotal position is assured without tension or risk of compression of the cord.

Adolescent↗

Parotid fistulas: a review.

A series of 17 cases of parotid fistulas seen at one hospital over a 10-year period is presented with detailed analysis of aetiological factors, clinical presentation and therapy. Distinctions between glandular and ductal fistulas have been enumerated and the poorer prognosis of the ductal fistulas, especially of the proximal part, is emphasized. Two-thirds of the fistulas were iatrogenic. Malignancy and oral leucoplakia were unusual causes. Direct duct suture is rarely successful. Ablative surgery carries a significant risk of facial nerve injury. A wide choice of treatment exists for glandular and distal duct fistulas, while for the proximal duct injuries excision is usually necessary. A new alternative operation of vein grafting for such cases is described. Successful closure is obtained in only 50 per cent of patients with long standing fistulas with any method of treatment.

Abscess↗

The use of myocutaneous flaps in block dissections of the groin in cases with gross skin involvement.

Various myocutaneous flaps (upper sartorius, upper gracilis and lower rectus abdominis) have been used in a series of 17 block dissections of the groin with gross skin involvement. Only one of these flaps developed appreciable necrosis. The sartorius flap is restricted in its application for anatomical reasons. The rectus abdominis flap can only be used from the opposite side in unilateral cases, though it does appear to be the most dependable flap. The gracilis flap appears to be the most suitable for the majority of the patients who usually present with bilateral involvement of the lymph nodes and skin.

Adult↗

The use of preputial skin to replace conjunctiva and to correct ectropion.

The prepuce can provide a large amount of soft delicate skin suitable for replacement of lost conjunctiva or in the surgical treatment of ectropion. Three typical examples of its uses are described: two of ectropion following burns and one case with a carcinoma of the conjunctive which was excised and replaced with a free graft from the inner lining layer of the prepuce.

Adult↗

Postoperative arm positioning after mastectomy and other procedures in the pectoral region.

Mastectomy is the commonest operative procedure in the pectoral region. Other procedures include raising of deltopectoral or pectoralis major myocutaneous flaps. Proper postoperative positioning allowing the least tension on the wound and a primary closure without a skin graft is desirable. An attempt was made to mathematically quantify the effect of various arm positions on skin tensions over the axilla, the chest wall and the cervico-thoracic region. It was found that the position of 90 degrees flexion at the shoulder with 90 degrees flexion of the elbow with the hand pointing across or cephalically, on alternate days, was the most suitable. This position does not compromise movements at the shoulder.

Arm↗