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Delayed treatment of complicated fractures in war wounded.

The initial treatment of complicated fractures several days old when first seen in Afghan war wounded is reported for 52 limbs in 47 patients. External fixation was the method of choice for stabilizing fractures in adults. In children, traction and plaster-of-Paris were preferred. In 30 cases (58 per cent) tissue damage was classified as moderate. With radical wound toilet and delayed closure, infection could be controlled in most of these limbs. In 15 fractures (29 per cent) there was severe laceration and exposure of bone. After operation, deep infection persisted in three-quarters of these cases and the fate of these limbs often seemed doubtful. The patients usually refused amputation. However, of seven limbs (13 per cent) in which the fracture was associated with an arterial injury, only one could be saved. The brief period of observation of only 11 weeks does not permit assessment of time to healing, frequency of late osteitis or definitive amputation rate. It seems, however, that in spite of the lack of any proper first aid for these severe injuries, a functional limb could be salvaged in over two-thirds of the cases, even with our modest resources.

Adolescent↗

Pilon fractures of the tibia: a study based on 19 cases.

Twenty-seven pilon fractures of the tibia were identified from 733 adult tibial and ankle fractures admitted to the Coventry and Warwickshire Hospital in 5 years. Nineteen of the 27 were reviewed. The fractures were classified into types I, II and III according to the AO/ASIF system. Treatment was by splintage in plaster-of-Paris or open reduction and internal fixation, and an external fixator for one type III. Non-operative treatment produced good functional results in all type I fractures, poor results in type II and was not applicable to type III. Eight of 11 types II and III fractures, treated by internal fixation achieved good functional results. Hindfoot disability was assessed from subtalar movements. It is concluded that open reduction and internal fixation is indicated in types II and III pilon fractures. Subtalar motion is negligibly restricted in type I fractures, while in types II and III internal fixation is followed by recovery of hindfoot function.

Adult↗

Isolated fractures of the ulnar shaft.

In a prospective study from January 1985 to December 1987, 60 consecutive patients with isolated fractures of the shaft of the ulna were divided into two groups. In group I, 28 patients were treated with plaster-of-Paris cast splintage, while in group II, 32 patients were given an elastic crêpe bandage support and were mobilized early. Average time to union in group I was 10.8 weeks while in group II it was 7.8 weeks. Two fractures in group I did not unite, whereas there was no case of non-union in group II. Isolated fractures of the ulna can be treated successfully with minimal support and early mobilization.

Adolescent↗

Radiographic assessment of splinting bandages.

The physical attenuation of X-rays by a variety of splinting bandages was measured and compared with the subjective opinion of nine radiologists. The radiolucency of the bandages and their interference with the interpretation of bony detail on radiographs (using a radiographic knee phantom) was assessed. Plaster-of-Paris (POP) bandages produced the greatest attenuation of X-rays and the greatest interference with interpretation of bony detail. All the polyurethane resin impregnated fabric bandages produced less attenuation than POP, but variations occurred due to the fabric type and knit of the bandage. The lowest attenuation occurred in those bandages using cotton, polyester or polypropylene fabric, and in all but one instance these caused least interference in radiographic interpretation. The exception was the polyester bandage, where the coarse knit of the fabric produced a large difference in X-ray beam absorption between the air spaces and the bandage. The distracting mesh pattern on the radiograph interfered with radiographic visualization. The glass fibre bandages caused intermediate attenuation, being better than POP but not as radiolucent as the non-glass fabrics.

Bandages↗

Post-traumatic osteoporosis and algodystrophy after external fixation of tibial fractures.

The incidence of two forms of post-traumatic osteoporosis and algodystrophy in the ankle region of 20 patients with displaced diaphyseal fractures of the tibia treated with external fixation were studied. Acute localised osteoporosis (ALO) occurred in 14 (70 per cent) and 5 (25 per cent) developed algodystrophy. ALO was significantly less frequent in matched patients treated by internal fixation or by external plaster-of-Paris (POP) cast. Regional osteoporosis (RO) was most common in POP patients. The presence of ALO may indicate the development of algodystrophy following tibial fracture. Our findings suggest that external fixation may predispose to ALO and algodystrophy.

Acute Disease↗

Changes in physical properties of joined gypsum fragments.

(1) The dimensional change in joined fragments of gypsum models was small. The highest percentage occurred with zinc phosphate cement. (2) The cyanoacrylate cements produced the strongest bonds. Mendent Formula VI and the epoxy cement were least effective. (3) The bond strength was generally greater after 24 hours. The exceptions were Mendent Formula VI and zinc phosphate cement. (4) Different gypsum products responded differently to bonding agents. Some are superior for plaster of Paris; others for artificial dental stone.

Calcium Sulfate↗

Primary flexor tendon repair in "no man's land".

Fifty-eight patients with 67 fingers with flexor tendon injuries in Bunnell's "no man's land" treated with primary repair were re-examined 14-84 months after surgery. Thirty-five fingers had repair of both tendons, and in thirty-two fingers the superficialis tendon was excised and only the profundus tendon was repaired. Postoperatively thirty-one fingers were treated by Kleinert's rubber band traction, and in thirty-six fingers a dorsal plaster of Paris was applied. The functional end-result was evaluated according to the method of Buck-Gramcko. Seventy-four per cent of fingers with suture of both tendons and 47 per cent of fingers with suture of only the profundus tendon attained an excellent or good result. The fingers treated by Kleinert's rubber band traction achieved the most favourable functional result, but many inconstant factors had influence upon this evaluation. The number of re-operations were significantly higher after repair of only the profundus tendon.

Adolescent↗

On the treatment of enchondroma.

We recommend simply removing an enchondroma without filling the cavity with cancellous bone or plaster-of-Paris. This method can also be applied to other benign bone conditions, such as aseptic necrosis.

Adult↗

On the mechanism of kidney stone disintegration by acoustic shock waves.

In the present study we have, by theoretical and experimental investigations, especially concentrated on the importance of acoustic streaming, transient cavitation and microstreaming in the fluid close to the stone. Artificial stones, round stones 20 mm in diameter made of Plaster of Paris or rectangular flat stones, 25 x 25 x 15 mm, were suspended in a water bath at the focus of an EDAP LT01 lithotripter. "Unprotected" stones were disintegrated while stones surrounded by a layer of silicone showed no or very small disintegration. For successful destruction of the calculus, it seems to be essential that the stones are surrounded by a liquid, i.e., water.

Humans↗

Results of small-joint arthrodesis: comparison of Kirschner wire fixation with tension band wire technique.

In a retrospective study the results of 203 interphalangeal and metacarpophalangeal arthrodeses performed between 1977 and 1990 were reviewed. Eighty-three percent of the cases involved severe hand injuries. Two fixation techniques were used. During the early period, 143 arthrodeses were performed with percutaneous Kirschner wires, combined with either interosseous wiring or plaster of Paris. From 1987 to 1990, 60 arthrodeses were performed with the use of tension band fixation. In the Kirschner wire group 18% of the patients had pin-track infections, and in 15% rearthrodeses were necessary. In the tension band group 2% of the patients had an infection, and in 5% rearthrodeses were performed. Both the infection rate and the rearthrodeses rate were significantly lower in the tension band group than in the Kirschner wire group. Judging from this study, the tension band fixation technique is the method of choice for arthrodeses of the small finger joints.

Adolescent↗

Osteomyelitis in horses.

Much has been learned in the past decade about osteomyelitis. The inhibitory mechanisms of the "biofilm slime" layer that is formed by bacterial extracapsular exopolysaccharides and binds to bone, joints, and implants are now better understood than in the past. The surface colonization of bacteria that occurs within these biofilms is a biologic phenomenon that is somewhat unique to orthopedic infections. This survival strategy of bacteria is effective, and it is important for veterinarians who treat osteomyelitis to be aware of current diagnostic and therapeutic treatment modalities. The practitioner should be aware of the most common bacteria associated with osteomyelitis and the traditional treatments that are still used. Current therapeutic treatment modalities, such as antibiotic- impregnated polymethylmethacrylate, antibiotic-impregnated plaster of Paris, and regional perfusion, have become routine, however, and have been responsible for improving the prevention and outcome of osteomyelitis in the horse. It is the intent of this article to make equine veterinarians aware of current information as well as the future treatments of osteomyelitis.

Animals↗

A novel method of applying a split cast.

Split plaster casts have been shown to be better than back slabs at accommodating increasing intracompartmental pressure due to swelling. Splitting a wet plaster cast can be time consuming and difficult both for the patient and the medical staff. We describe a novel method of applying a split plaster of Paris cast, which is safe, quick, convenient and inexpensive.

Casts, Surgical↗

Use-dependent exacerbation of brain damage occurs during an early post-lesion vulnerable period.

For a period of time after unilateral brain injury, surviving neural tissue surrounding the lesion may be vulnerable to extremely high behavioral demand. Previously, we found that lesions of the forelimb representation area of the sensorimotor cortex (FL-SMC) in rats increase in size substantially when the intact forelimb is immobilized with a plaster of paris cast during the first 15 days after surgery, which forces overuse of the impaired forelimb. The present study was designed to determine whether the adult brain is more vulnerable to forced overuse of the impaired forelimb during the first 7 days post-lesion than during the second 7 days post-lesion. Using behavioral tests of forelimb use and stereological analysis of remaining tissue volume 40 days after FL-SMC lesions, we found that forced overuse of the impaired forelimb during the first 7 days after the initial damage caused expansion of neural injury and greatly interfered with restoration of function. In contrast, forced overuse of the impaired forelimb during the second 7 days had no significant effect on lesion size but nevertheless interfered with restoration of function. Thus, surviving neural tissue in the damaged hemisphere and recovery of function appear to be vulnerable to prolonged forced overuse of the impaired forelimb throughout the first 15 days, but tissue loss was detectable only when the animal was forced to use the impaired forelimb during the first 7 days after injury.

Animals↗

Intramedullary nailing in the treatment of aseptic tibial nonunion.

Fifty patients suffering from aseptic tibial nonunion underwent reamed intramedullary nailing (I.N.) and were retrospectively reviewed. Thirty-six patients were initially treated with external fixation, six with plate and screws, one with a static I.N., and seven with plaster of Paris. Eighteen of the fractures were initially open (A: 5, B: 6, and C: 7 according to the Gustilo classification). In 34 cases a closed procedure was performed, whereas in sixteen, an opening at the nonunion site was unavoidable either to remove metalwork or realign the fragments. Following failed external fixation, secondary I.N. was performed at least 10 days after removal of the device. Bone grafts from the iliac crest were used in three cases, and a fibular osteotomy was performed in 33. Patients were followed up for an average of 2.5 years after nailing, ranging from 10 months to 7 years. A solid union was achieved in all patients within a period of 6 months. One patient developed late infection, which settled after nail removal and one patient developed impending compartment syndrome which was detected on the first post-operative day and was treated with a fasciotomy. Transient peroneal nerve palsy occurred in one patient and this recovered in 3 months, whereas in nine patients a clinically acceptable deformity was noticed. In conclusion, we believe that reamed intramedullary nailing is a highly effective treatment for aseptic tibial nonunions. Early and late complications are rare and bone graft is rarely needed. The method allows early weight bearing even before solid union occurs, short hospitalisation time and early return to work without external support.

Adolescent↗

Supracondylar missile fractures of the femur.

We present the results of the surgical treatment of 50 supracondylar missile fractures of the femur in 48 patients wounded in the territory of the former Yugoslavia in the period June 1991-October 1995. The injuries were caused by bullets in 28 (58.3%) patients and by fragments of mines or other explosive devices in 20 (41.7%) patients. In nine (18.0%) missile supracondylar fractures there were associated fractures of articular surfaces in the knee-joint. Neurovascular bundle injuries were present in 19 (38.0%) and vascular injuries alone in 17 (34.0%) limbs. Bone fragments were stabilized by external fixation in 43 (86.0%) and by plaster of Paris in five (10.0%) limbs. Primary reconstruction of large blood vessel was necessary in 16 (32.0%) limbs. In total eight (16.0%) above knee amputations were done. Coverage of soft tissue defects was required in 19 (38.0%) limbs. Early and late postoperative complications occurred in 26 (52.0%) limbs. Additional surgical procedures were necessary in 15 patients. Definitive results showed a large number of limb shortenings, nerve paralyses and contractures of the knee-joint.

Adult↗

Current management of torus fractures of the distal radius.

The use of a forearm cast for paediatric buckle fractures of the distal radius is widespread practice. These fractures do not displace and follow-up in fracture clinic is only for cast removal. This may mean missed school for the child, or work for parents. Modern materials allow a robust lightweight backslab to be used for protection of these stable, though painful, injuries. Unlike a plaster of Paris backslab, Prelude (Smith and Nephew) is removed by unwrapping the outer bandage. Parents can do this at home. We prospectively studied 41 consecutive children aged 12 years or less with buckle fractures of the distal radius, presenting to our fracture clinic. After the diagnosis of isolated buckle fracture was confirmed, a Prelude backslab was applied. Parents were given a full explanation and written instructions, which were also sent to the GP. Telephone follow-up was carried out at 3-4 weeks. Forty out of forty-one parents expressed satisfaction with both the treatment and the instructions. The parents of one patient misunderstood the instructions, represented to fracture clinic and were dissatisfied for this reason.With modern casting materials and adequate instructions in fracture clinic, further follow-up of patients with buckle fractures is unnecessary. Resource savings can be made in this way with no compromise to patient care and increased patient/parent satisfaction.

Aftercare↗

Early weight bearing in the treatment of fractures of the tibia.

The paper describes a simple and effective practical method of dealing with the fractures of the tibia by means of a long-leg walking plaster-of-Paris cast. The results are assessed in a series of 44 patients, 28 of whom were treated by early weight bearing, while the remaining 16 were treated by traditional closed methods. A simple system of grading tibial fractures is described in order to facilitate valid comparisons. The results conclusively show that the early weight bearing regime results in the fractures uniting in half the time of the late weight bearing series. Details of two cases in each grade of the early weight bearing series are given.

Adolescent↗

Primary surgical treatment of war injuries of major joints of the limbs.

We present the results of primary surgical treatment of war injuries of major joints in 339 patients, wounded in the territory of the former Yugoslavia in the period June 1991-October 1995. The total number of surgically treated joints was 358. The injuries were inflicted by the fragments of explosive devices in 176 (51.9%) patients and by bullets in 125 (36.9%) patients. A single wound was present in 160 (47.2%) and several wounds in 176 (51.9%) patients; 276 (77.1%) patients had injuries of articular bone. The most frequently injured joints were knee joint 167 (46.6%) and elbow joint 72 (20.1%). Associated neurovascular injuries were present in 68 (18.9%) patients. Postoperative bone fragment stabilization was required in 254 (70.9%) joints. Stabilization was by plaster of Paris in 148 (58.2%) and external fixation in 85 (33.4%) patients. Postoperative course was uneventful in 262 (77.3%) while postoperative complications occurred in 77 (22.7%) patients. Amputations were performed in 15 (4.4%) patients. After the primary surgical treatment 254 (74.9%) patients were discharged and directed to rehabilitation or home care and 81 (23.9%) patients required additional reconstructive surgery for bone and soft tissue defects.

Adult↗