Acute femoral neuropathy and iliopsoas infarction in intravenous drug abusers.
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A recombinant DNA study for deletion evaluation was performed in a 4 generation family with Duchenne muscular dystrophy (DMD) in twins. The patients were 6 years old, had a history of progressive difficulty in walking since age 4, and showed weak gluteals, iliopsoas, latissimus dorsi, rhomboids, lower trapezius, sternocleidomastoids, pseudohypertrophic calves, and tight heelcords. Both patients had high serum creatine kinase of 19,000 and 11,000 IU, respectively, and the muscle biopsy of the left vastus lateralis showed dystrophic alterations. Both twins had the same red cell types for ABO, Rh, CDE, MNSs, Kelly, Lewis, Duffy, and Kidd. HLA typing also detected the same antigens in both twins: A2, B44, DR4, and DR5. Cytogenetic studies were consistent with 46, XY male individuals with normal banding pattern. By cDNA probes the entire DMD gene was surveyed for missing or abnormal-sized restriction fragments. Both twin boys showed absence of 8.5, 8.0, 4.6, 4.2, and 3.1 kb fragments on Hind III blots and absence of 13.5, 3.7, 2.9, and 1.4 kb fragments on Bgl II blots both hybridized with cDNA 1-2a corresponding to most 5' region of the DMD gene. The mother and other relatives of the patient did not show deletion. These findings strongly suggest that the deletion in the DMD monozygotic twins represents a new mutation.
Iliopsoas bursitis is the classical manifestation of synovial cysts of the hip. We report the first observation of a new localization of these cysts: the sheath of rectus femoris muscle. The patient presented with a hip osteoarthritis and an important mass of the front of the thigh. Computed tomography was useful in establishing the diagnosis and hip arthrography confirmed the communication between the joint and the rectus femoris sheath.
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In this paper the most commonly used methods of assessment patients with spasticity has been presented. "Measuring" of spasticity is necessary for evaluation of new methods of treatment. This could be made directly or indirectly--in that case the sequela of spasticity is measured. In this elaboration as well subjective as objective methods of examination in spasticity has been described. The tone intensity scales, spasm frequency scores, global scales of motor impairment, ADL scales, upper extremity dexterity and strength testing, examination techniques and maneuvers to differentiate rectus femoris from iliopsoas and gastrocnemius from soleus tightness, clinical gait scores, EMG and goniometric pendulum test has been mentioned.
A case is presented of anaerobic osteomyelitis with intraosseous pneumatosis resulting in extension of gas in soft tissue structures and femur in a patient with mitral valve vegetation and bacteremia. The finding of intraosseous pneumatosis and its extension into the hip joint, iliopsoas bursa and subgluteus medius bursa is depicted. Intraosseous pneumatosis is a rare but concerning finding for osteomyelitis in the absence of a penetrating wound, recent surgery, biopsy or fracture.
The nucleus retroambiguus (NRA) consists of premotor neurons in the caudal medulla. It is involved in expiration, vomiting, vocalization, and probably reproductive behavior by means of projections to distinct motoneuronal cell groups. Because no information is available about the NRA and its efferent pathways in primates, the present study examines NRA projections to the lumbosacral spinal cord in female rhesus monkeys. To identify the NRA, wheat germ agglutinin-horseradish peroxidase (WGA-HRP) was injected into the lumbosacral cord in three monkeys. To study the distribution of NRA axons in the lumbosacral cord, WGA-HRP injections were made into the NRA in seven monkeys. To identify motoneuronal cell groups receiving input from the NRA, the same seven monkeys also received cholera toxin subunit b (CTb) injections into different hindlimb, axial, and pelvic floor muscles. The results show that NRA neurons projecting to the lumbosacral cord are mainly located between 1 to 4 mm caudal to the obex. They send numerous axons to external oblique and pelvic floor motoneurons, whereas projections to iliopsoas and axial motoneurons are less numerous. The projections are bilateral, but show a clear contralateral predominance in the iliopsoas, axial, and pelvic floor motoneuronal cell groups. At the ultrastructural level, NRA-terminal profiles make asymmetrical contacts with labeled and unlabeled dendrites in these motoneuronal cell groups and contain large amounts of spherical and a few dense core vesicles. It is concluded that the NRA is well developed in the monkey and that there exists a direct pathway from the NRA to lumbosacral motoneurons in this species. The finding that the NRA projects to a somewhat different set of motoneuronal cell groups compared with other species fits the concept that it is not only involved in expiration-related activities but also in species specific receptive and submissive behavior.
Plasma cell granuloma is a rare benign tumour that can affect people of all ages. These are most commonly found in the lung but have been reported in numerous extrapulmonary sites. By gross and radiographic appearance they can mimic malignancies. We report a case of a plasma cell granuloma arising in the right pelvis contiguous with the iliopsoas mimicking a sarcoma.
Snapping caused by the iliopsoas tendon ("internal coxa saltans") is a common incidental observation that often requires little treatment on the part of the clinician other than assurance to the patient that this finding is not a harbinger of future problems. Most symptomatic patients can be managed with a properly structured conservative treatment program. However, surgical intervention may be indicated for select recalcitrant painful snapping that is unresponsive to conservative treatment. Traditional literature has proposed open procedures with relaxation or release of the tendinous portion of the iliopsoas. Recent experience with endoscopic release of the iliopsoas has met with favorable results at least comparable to those reported for open techniques. An obvious advantage is the less invasive nature that facilitates rehabilitation and return to function. However, of equal importance, most patients with recalcitrant painful snapping of the iliopsoas tendon have been found to have associated intra-articular pathology. The endoscopic method allows concomitant arthroscopy of the joint to assess and address this coexistent damage that, if overlooked, could be a cause of poor results. A strategy for management of painful snapping caused by the iliopsoas tendon is detailed, including the technique for endoscopic release.
The report evaluates surgical drainage (SD) as a primary treatment of primary iliopsoas abscess (PIA). Seventy-two patients, who underwent SD for PIA at B P Koirala Institute of Health Sciences, Dharan, Nepal were studied. SD was performed through a lower abdominal, extra peritoneel, muscle splitting incision. Ultrasonography was used to diagnose the abscess in 53/54 patients (98%). Staphylococcus aureus was the most frequent organism grown in 45/65 patients (69%). The mean duration of drainage was 3.2 +/- 1.4 days (range, 1-7 days). The treatment was successful in resolving the abscesses in all patients. The mean hospital stay was 9.0 +/- 5.4 days (range, 3-40 days). Two patients (2.8%) developed a recurrence, 10 months and 1 year after the operation, respectively. Another patient developed an incisional hernia. There were no deaths. The average cost of treatment to the patient was approximately Nepali rupees 2800 (US$ 40). Surgical drainage appears to be a cost-effective and safe treatment for PIA.
We report 22 patients (19 women and three men) of mean age 20.8 years who had painful snapping sensations in the groin. Most were able to reproduce the click by extending the affected hip from a flexed, abducted and externally rotated position and most were tender in the adductor triangle. Plain radiographs and an arthrogram were normal. A clinical diagnosis of subluxation of the iliopsoas tendon was made. Conservative management failed in 14 patients, two of whom had bilateral pain. All 14 had surgical release of the iliopsoas tendon through a medial approach. At follow-up (mean 17 months) the click had resolved in ten hips, was occasional but painless in five and unchanged in one. The syndrome of a painful 'snapping' psoas may result in disproportionately disabling symptoms. It may be diagnosed on clinical grounds and effectively treated, when severe, by release of the iliopsoas tendon.
The term "iliopsoas sign" has different meanings in the medical literature. Among musculoskeletal disorders, iliopsoas bursitis is probably the most common cause of this clinical sign. Here we report an unexpected vascular pathology in a young man. The only clinical manifestation on examination was an iliopsoas sign.
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BACKGROUND: Difficult-to-treat hip infections are typically a reconstructive challenge to orthopedic surgeons. Treatment regimens must be tailored to each patient on the basis of an overall evaluation of systemic host factors and local wound factors. To treat a medically ill patient with compromised local wounds in the hip area, a modified vastus lateralis flap transposition was developed. This flap transposition is of a simple design and effective as both a soft-tissue coverage and a dead space filler. METHODS: From January 2002 to June 2003, 10 patients (5 male patients and 5 female patients) suffering difficult hip infections were referred to Chang Gung Memorial Hospital at Chia-Yi for further treatment. Before visiting the clinic, each patient had undergone repeated failed operations, including debridement, introduction of antibiotic-loaded cement spacers, and fasciocutaneous flap transposition. After being diagnosed with difficult hip infections, these patients were treated with the modified vastus lateralis flap transposition immediately after radical debridement. The average follow-up period was 17.4 months (range, 9-27 months). RESULTS: The hip infections in all 10 patients were controlled and the wounds healed uneventfully. The need for another soft-tissue procedure was not indicated. The C-reactive protein returned to a near-normal and stable level within 1 month. The only complication occurred when case 1 developed a contralateral iliopsoas abscess and secondary septic hip 9 months after the procedure. There was no morbidity or mortality related to the technique. CONCLUSION: For medically ill patients with compromised local wounds, the modified vastus lateralis muscle flap transposition after radical debridement is a simple and effective way of resolving refractory and limb-threatening hip infections.
STUDY DESIGN: Retrospective case series. OBJECTIVE: To review the effectiveness of a home-based rehabilitation program in the treatment of iliopsoas syndrome. BACKGROUND: Conservative management strategies for iliopsoas bursitis (syndrome) have not been well documented in the literature. This study relates the outcome of an exercise program (hip rotation exercises and stretching) to address clinical deficiencies observed in iliopsoas syndrome. METHODS AND MEASURES: A retrospective chart review and phone follow-up were done to determine pain and activity limitation for 9 patients (mean age, 35.6 +/- 12.7 years; 8 women, 1 man) before and after application of the rehabilitation program. As a group, symptoms of iliopsoas syndrome were present for a mean of 12.6 (+/- 18.4) months prior to diagnosis and rehabilitation. Activity restrictions related to presenting symptoms were measured using a 4-point ordinal scale (from a score of 1 [pain and unable to do sport] to a score of 4 [pain-free, full activity]). RESULTS: Pain and function improvement occurred in 7 of 9 (77%) patients. Five patients improved by at least 2 pain/activity levels at the time of follow-up (13.2 +/- 9.8 months following diagnosis); all but 2 patients were able to return to full activity. CONCLUSIONS: This study gives preliminary evidence that a specific exercise regimen incorporating hip rotation might improve function and reduce pain for patients with iliopsoas syndrome.
Spasm and contraction of the adductor muscles involve, on the one hand, danger in respect of the development of a dislocation of the hip, and are a serious impediment to a walking ability on the other. Hence, surgery is often necessary. The article reports on the results of consequent weakening of the adductor muscles as a result of open myotenotomy in association with complete extrapelvine resection of the obturator nerve. 27 patients were subjected to surgery--in most cases bilaterally--at an age between 2 years and 5 months and 18 years, with a follow-up period of up to 15 years. The study does not include patients with spastic dislocation of the hip in whom this method was applied on the non-dislocated side and on the dislocated side in combination with iliopsoas tenotomy. This method makes it possible to achieve regression of existing defective positions of the hip joints. In a few cases, the valgus position of the neck of the femur was corrected to some extent. In two patients it was not possible to prevent the progress of a developing dislocation of the hip. These results show that, whereas the adductor muscles represent an essential factor for the occurrence of a spastic dislocation of the hip, other forces are most probably also involved. In the majority of cases, results were favourable in respect of the static function, although in some cases the success became evident after several years only, especially in mentally retarded patients and in apathetic individuals. Important for therapeutic success is the follow-up. The principles of its therapy are thoroughly discussed. Surgery is indicated only in special cases. Indications must be observed very strictly, since the risk of excessive weakening of the adductor muscles should not be underestimated.