P018 The impact of short term thermal cure therapy in pediatric burn patients

P018 The impact of short term thermal cure therapy in pediatric burn patients

S21 B U R N S 3 7 S (2011) S1 –S2 5 P008.1 P035 Parent reports of psychological problems in children with burns: associations Adipocyte derived s...

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S21

B U R N S 3 7 S (2011) S1 –S2 5

P008.1

P035

Parent reports of psychological problems in children with burns: associations

Adipocyte derived stem cells favour healing in a new minipig model of

with family variables and burn severity

cutaneous radiation syndrome through reepithelialisation and

J. Sveen 1 , B. Sjoberg ∗,2 . 1 Uppsala University, Uppsala, Sweden; 2 Department of Hand, Plastic Surgery and Intensive Care, Linköping, Sweden

neoangiogenesis F. Forcheron ∗ ,1 , D. Agay 1 , H. Schertan 2 , D. Riccobono 1 , M. Vivier 1 , B. Ballester 1 , F. Herodin 1 , V. Meineke 2 , M. Drouet 1 . 1 IRBA, La Tronche, France; 2 Bundeswehr

Rationale: Burns may have a devastating effect on psychological health among

Institute of Radiology, Munich, Germany

children, however previous studies also emphasize family variables as important factors. The aim was to explore statistical predictors of psychological problems

Rationale: Cutaneous radiation syndrome (CRS) is the delayed consequence of

after burns in children as reported by parents using a standardised instrument.

localized skin exposure to high doses of ionizing radiation. Here we examined

Methods: Parents (n=89) of 56 boys and 33 girls aged 3–18 with burns 0.3–9.0

for the first time in a large animal model the therapeutic potential of autologous

years ago answered the Strengths and Difficulties Questionnaire (SDQ) cover-

adipose tissue-derived stroma cells (ASCs) to prevent/cure CRS. 60

ing Emotional, Conduct, Hyperactivity/Inattention, Peer relationship problems,

Methods: Göttingen minipigs were locally irradiated using a

Prosocial behaviour, and a Total Difficulties score. Also, questions regarding

dose of 50 Gy and grafted (n=5) or not (n=8). ASCs were cultured in MEMα with

Co-γ source at the

parent psychological health, education and family structure were included. Burn

10% fetal calf serum and basic fibroblast growth factor (2 ng mL−1 ) and then

severity was assessed with TBSA burned, TBSA fullthickness burns (TBSA-FT),

were intradermally injected four times from days 25 to 95 (50×106 ASCs each

Length of Stay in the intensive care unit for burns, and presence of visible scars

time).

at the time of the investigation.

Results: All controls exhibited a clinical evolution similar to human with final

Results: In regression analyses, 9–34% of the variance in the different SDQ

necrosis (day 91). In grafted pigs an ultimate wound healing was observed in

subscales was explained, mainly by family variables. Parents’ psychological

four out of five grafted animals (day 130±28, complete in two of them). Cleaning

symptoms had positive associations with all problem scores except for Peer

of the damaged epidermis appeared earlier than in non-grafted controls

problems, and a negative association with Prosocial behavior. A change in family

and immunohistological analysis of cytokeratin expression showed a final

structure after the burn was associated with more Peer problems, while living

strong hyperproliferative activity of the keratinocytes leading to surnumerous

with biological parents was associated with lower scores on Total Difficulties,

cell layers in the entry area. Q-dot labelling confirmed that grafted ASCs

Hyperactivity and Conduct. In addition, higher education of the fathers was

accumulated at the dermis/subcutis barrier in which they attracted numerous

associated with lower Total Difficulties score and less Peer problems. TBSA-FT

immune cells correlated with an earlier and increased CD3 and λ light chain

had a negative association with Prosocial behavior and visible scars had a

labelling and even an increased vasculature in one pig. Complementary in

positive association with the Total Difficulties score.

vitro study confirmed an increased of VEGF mRNA levels in 25 Gy γ-irradiated

Conclusion: Although burn severity was related to more problems and less

fibroblasts incubated with ASC-conditioned media.

prosocial behavior, the family variables exerted the most influence on parent

Conclusion: Globally this study strongly suggests that local injection of ASCs

reports of child psychological health after burns.

may represent a useful strategy to mitigate CRS.

P018 The impact of short term thermal cure therapy in pediatric burn patients K. Maertens ∗ ,1 , I. Ponjaert-Kristoffersen 2 . 1 Oscare NPO, Merksem, Belgium; 2 Vrije Universiteit Brussel (VUB), Brussels, Belgium

P045 Epidemiology of aspergillosis and mucormycosis in burn patients: a retrospective study J.V. Schaal ∗ , L. Bargues, M. Boutonnet, T. Leclerc, H. Le Bever. Military Hospital Percy, Clamart, France

Rationale: Although little demonstrated in literature, hydrotherapy or bathing is commonly considered to benefit the evolution of scar tissue, to facilitate

rationale: Fungal infections increase in burn patients [1]. Aspergillosis (ASP)

physical therapy and mobilization and to favour well-being and comfort in

and Mucormycosis (MMC) are accepted to cause severe diseases and wound

patients with burns. Evidence-based research concerning hydrotherapy is very

infections in patients with extensive burns [1]. However data are scarce in

scarce, certainly in children with burns. Hydrotherapy is supposed to reduce

literature about incidence and consequences. The aim of this work was to

itching, pain when contacting or touching the scar, redness of the skin and

collect demographics on ASP and MMC in burns.

irregularities of the burn surface area, to supple the skin, to gain functionality

Methods: This retrospective study reviews all patients admitted in our centre

of the movements and to provide the possibility to relax. This study investigates

with acute burn injuries (2000–2010) and positive wound culture for Aspergillus

the medical effects of hydrotherapy in burn-injured children.

or Mucorales. Patients were separated in three categories [2]: 1) fungal wound

Methods: Scars of 28 burned children, aged 5 to 16 years, were evaluated before

colonization (FWC) 2) Fungal wound infections (FWI) defined by a quantitative

the start of a two-week thermal cure, and at follow-up moments three and six

biopsy >10.5 pathogens/g tissue associated with SIRS or local signs of wound

months after the end of the cure. The Patient Observer Scar Assessment Scale

infection (including superficial and deep skin infections) 3) Disseminated

(POSAS) was used to assess pain, itching, color, elasticity, and thickness of the

Infection (DI) defined by FWI with a positive blood culture or a positive

scar. Besides, objective measures like scar colour, elasticity and transepidermal

antigenemia or severe sepsis or secondary organ localization(s). We collected

water loss (TEWL) were measured by a Minolta Chromameter CR-400 and Der-

demographic characteristics and outcome.

maLab elasticity- and TEWL-module (Cortex Technology, Denmark) respectively.

Results: 1575 patients were hospitalized. Mean TBSA (%) was 23.3±21.5. Mortality

Results: Significant improvement was found on the POSAS for pain, itching,

rate was 12.5%. Incidences of ASP and MMC were respectively 1.07% (17 cases)

color, and elasticity after time (p<0.05) and for color (p<0.05) as measured with

and 0.5% (8 cases) and the gender was 83% and 87.5% of male. Mean age was

the Chromameter.

41±14 years for both ASP and MMC. Respectively for FWC, FWI and DI, there

Conclusion: Thermal cures could have an additional value to the treatment of

were 4, 7, 6 patients with ASP and 3, 5, 0 with MMC. Mean TBSA was for ASP

burn scars in the active phase of recovery. However, more research is needed to

56±37, 75.5±16, 71±18.7, and for MMC 56±11, 51.6±29. The total length of stay

entangle the precise functioning of this type of treatment in order to enlighten

(in days) was for ASP 104±52, 150±101, 128±80 and for MMC 97±32, 79,4±35.

even further effects at long-term.

5 patients died of ASP (mortality 2.5%). Two of them presented both ASP and MMC. Conclusion: ASP and MMC occur in the most severe burns and are strongly associated with increased mortality and morbidity. References: [1] Ballard J. J Burn Care Res 2008. [2] Greenhalgh DG. J Burn Care Res 2007.