Septic arthritis of the hip in extensive burn

Septic arthritis of the hip in extensive burn

S38 Burns 3 5 S ( 2 0 0 9 ) S1–S47 FRI005 FRI007 Dystrophic calcinosis cutis combining with squamous cell carcinoma in chronic The use of osmotic...

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S38

Burns 3 5 S ( 2 0 0 9 ) S1–S47

FRI005

FRI007

Dystrophic calcinosis cutis combining with squamous cell carcinoma in chronic

The use of osmotic tissue expanders in paediatric burn reconstruction

burn scar

S. Chummun ∗ , K.J. Stewart Department of Plastic Surgery, Royal Hospital for Sick Children, Edin-

S. Lee ∗ , K. Kim, J. Hwang, E. Kim Department of Plastic Surgery, Chonnam National University

burgh, United Kingdom

Hospital, Gwangju City, South Korea

Rationale: The use of tissue expanders is well established as a useful modality in soft Rationale: Dystrophic calcinosis cutis (DCC) has been known to be associated with

tissue reconstruction in children and adults. The aim of this study is to present the

postburn scar or cutaneous neoplasms. However, it is rare in the lesion which

use of osmotic tissue expanders in burn reconstruction in a paediatric population.

postburn scar coexists with squamous cell carcinoma (SCC). We present a case

Methods: Patients with burns treated with the OsmedTM osmotic tissue expender at

of calcinosis cutis in a old burn scar with the clinical manifestation of recurrent

the Royal Hospital for Sick Children between 2003 and 2008 were identified. Their

leg burn scars.

casenotes were reviewed and data was collected on the type of reconstruction.

Methods: A 41-year-old male visited our hospital, complaining of pruritus and tin-

Results: 2 patients were identified during the period investigated.

gling sensation on his left thigh. At age 11, he suffered a second degree flame burn

Patient 1: A 10-year old sustained an electric burn while on holidays in Pakistan. The

on his left thigh, healed without any operation. When he was 40 years old, a small

exit wound resulted in a full thickness burn to the left side of his scalp. This was

abscess developed in the center of the burn scar after a minor trauma. 2 months

initially debrided and reconstructed with local pericranial flaps and split skin graft-

later, he had several operative procedures including incision and drainage, all of

ing, which resulted in an area of alopecia. Two 13 ml OsmedTM osmotic expanders

which were unsuccessful. 7 months later, skin ulcer on the medial aspect of his left

were subsequently inserted in subgaleal pockets and the expanders were removed

thigh was happened. On operation, the burn scar including the ulcer was excised

28 days later. The scar was excised fully and reconstructed with the expanded

and the contracture was released. The resulting defect was covered with skin graft.

tissue, resulting in a satisfactory outcome.

During the operation, we came across several calcium stones in the lesion.

Patient 2: A 4-year-old boy sustained a full thickness flame burn to his anterior

Results: Most of all laboratory findings were generally within normal limits, and

neck and clavicle. The burn was initially excised and the area reconstructed with

we detected no another disease which might induce cutaneous calcification.

IntegraTM . Unfortunately, he developed a contracture at his neck scar which lim-

Histopathological examination of the lesion with hematoxylin–eosin revealed infil-

ited his range of movement. 2 OsmedTM osmotic expanders (60 and 200 ml) were

trating tumor nests with hyperchromatic nuclei, prominent nucleoli, and adjacent

inserted at the periphery of the neck scar as a staged procedure for scar revision.

dystrophic calcification. However, there is no contact or relation between the cal-

He developed a wound infection 4 days post-operatively and required removal of

cification lesion and the masses of SCC.

the implants. The scar was subsequently revised using 2 local advancement flaps,

Conclusion: We pointed out that calcification in the subcutaneous tissue, often not

with satisfactory results.

even adjacent to the ulceration, might act as a foreign body causing the ulceration.

Conclusion: The osmotic tissue expander is an interesting reconstructive adjunct,

According to these facts, it is very possible that in our case tissue injury by burn, scar

specially when dealing with a paediatric population. However, the high rate of

formation, calcification, ulceration, and malignant transformation were developed

infection, despite meticulous aseptic technique and intra-operative intravenous

in order. Therefore, we believe that the DCC occurred as a consequence of post-

antibiotics, has deterred us from using it in routine clinical practice. We await the

burn scar, but not SCC. This fact also suggests a possibility that many dystrophic

development of more refined devices with slower rate of inflation and longer safety

calcifications associated with a variety of each disease.

track record before advocating their regular use.

doi:10.1016/j.burns.2009.06.150

doi:10.1016/j.burns.2009.06.152

FRI006

FRI009

Septic arthritis of the hip in extensive burn

The management of combat related soft tissue wounds due to blast injuries: Expe-

S. Kim ∗ , C. Jeong, D. Choi, J. Lee General Surgery, Hana Hospital Burn Center, Busan, South Korea

riences with the use of a collagen–elastin matrix (Matriderm® )

Rationale: In the patient with extensive burn injury, the occult site of infection such as septic arthritis is easy to overlook because a painful hip joint may be confused

T.F. Schilling ∗ , E. Kollig Department of Trauma and Reconstructive Surgery, German Armed Forces Central Hospital, Koblenz, Germany

for painful burn wounds around pelvic area. We describe a extensive burned young

Rationale: Depending on their extension and depth, burn injuries result in scar for-

adult who experienced a septic hip joint with methicillin resistant Staphyllococcus

mation impairing functional and aesthetic outcome. The use of dermal substitutes

aureus bacteremia.

like a collagen–elastin matrix (Matriderm® ) has been shown to minimise scar con-

Methods: A 22-year-old male who had full thickness burns of whole body (90%) pre-

traction and improve biomechanical properties of skin grafts, which is of special

sented with fever, groin pain, and immobility of right hip joint about 3 months after

interest in deep tissue defects due to blast injuries. This is an institutional report

injury. He manifested a leukocytosis and an elevated erythrocyte sedimentation

on the experience with the use of Matriderm® in German soldiers wounded in

rate. The physical findings, radiographic findings and bone scan were diagnostic

Afghanistan.

for a septic arthritis. With destructive changes in the joint, his active range of

Methods: In August 2008, two German soldiers sustained blast injures with II–III

motion was limited by 80% in extension and abduction, and all resisted ranges of

burns and a TBSA of 20–30%. Initial treatment including escharatomy and external

motion produced pain.

fixation took place in Afghanistan. The patients were transferred to a German mil-

Results: Conservative therapy (antibacterial agent) and burn wound coverage (repet-

itary burn centre. After multiple debridements and definitive osteosynthesis, the

itive skin graft) was performed as presurgical management. After about 30 days, his

remaining soft tissue defects on hands, forearms and thighs were covered with

pain and fever were subsided and he had started physical therapy including muscle

combined Matriderm® and split thickness skin grafts. Initial take rate was 80%.

strengthening, and muscle balancing exercises 3–5 times per week for 8 months.

Patients were discharged to a rehabilitation unit four, respectively, 5 months later.

He had made progress with respect to flexibility, strength, and muscle coordina-

Results: All soft tissue defects could successfully be covered with combined

tion. About 16 months after burn injury when his hip joint had been fused, he had

Matriderm® and split thickness skin grafts. The collagen–elastin matrix was easy

surgical therapy (total hip arthroplasty). At the present, his active range of motion

to apply. Short term follow-up showed good results, especially on hands and fore-

was improved by 60% in extension and abduction.

arms. Long term results concerning aesthetic and functional outcome including

Conclusion: Septic arthritis in the extensive burns may be misdiagnosised for painful

range of movement of wrist and finger joints are not available yet.

burn wounds. Hematogenous septic hip arthritis by sustained bacteremia is rare,

Conclusion: In both patients, combined application of Matriderm® and split thick-

but clinical examination combined with appropriate laboratory and radiographic

ness skin grafts proved to be a reliable method for reconstruction of soft tissue

studies can lead to prompt diagnosis and treatment.

defects due to blast injuries. Further studies are needed to investigate long term

doi:10.1016/j.burns.2009.06.151

results, potential advantages in the treatment of blast injuries and to compare it with other artificial skin substitutes. doi:10.1016/j.burns.2009.06.153