Research Topics
Species | Michael SandSummaryCountry: Germany Publications
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Publications
Surgical and medical emergencies on board European aircraft: a retrospective study of 10189 casesMichael Sand
Department of General and Visceral Surgery, Augusta Krankenanstalt, Academic Teaching Hospital of the Ruhr University Bochum, Bochum, Germany
Crit Care 13:R3. 2009..In-flight medical and surgical emergencies (IMEs) onboard commercial aircrafts occur quite commonly. However, little epidemiological research exists concerning these incidents...
Combination of surgical excision and custom designed silicon pressure splint therapy for keloids on the helical rimMichael Sand
Department of General and Visceral Surgery, Augusta Kranken Anstalt, Academic Teaching Hospital of the Ruhr University Bochum, Germany
Head Face Med 3:14. 2007..We report a case of a large ear keloid on the helical rim which was successfully treated with surgery and a custom designed silicon pressure clip...
Extracorporeal photopheresis as a treatment for patients with severe, refractory atopic dermatitisMichael Sand
Department of Dermatology and Allergology, Ruhr University Bochum, Bochum, Germany
Dermatology 215:134-8. 2007..USA) is safe and can have a clinical effect on the skin manifestations and the quality of life in patients with severe, refractory AD...
A growing, bleeding, violet moleMichael Sand
Department of General and Visceral Surgery, Augusta Krankenanstalt, Academic Teaching Hospital, Ruhr-University Bochum, Germany
Lancet 370:1392. 2007
Bilateral cheek-to-nose advancement flap: an alternative to the paramedian forehead flap for reconstruction of the noseM Sand
Department of General and Visceral Surgery, Augusta Kranken Anstalt, Academic Teaching Hospital of the Ruhr University Bochum, German
Acta Chir Plast 49:67-70. 2007..The bilateral cheek-to-nose advancement flap is a reliable tool in the interventional portfolio of the reconstructive surgeon...
Expression levels of the microRNA processing enzymes Drosha and dicer in epithelial skin cancerMichael Sand
Department of Dermatology and Allergology, Ruhr University Bochum, Bochum, Germany
Cancer Invest 28:649-53. 2010..In this pilot study, we investigated expression profiles of the two most important enzymes of the miRNA machinery, Drosha and Dicer, in relation to epithelial skin cancer and its premalignant stage...
Carcinoma cunniculatum on the shoulder: an atypical localisation of a verrucous carcinomaMichael Sand
Department of General and Visceral Surgery, Augusta Krankenanstalt, Academic Teaching Hospital, Ruhr University Bochum, Germany
J Plast Reconstr Aesthet Surg 62:e267-9. 2009..Carcinoma cunniculatum on the shoulder is a very rare manifestation with only two cases being reported in the literature. In this communication we report a case of carcinoma cunniculatum on the left shoulder...
A prospective bicenter study investigating the diagnostic value of procalcitonin in patients with acute appendicitisMichael Sand
Department of General and Visceral Surgery, Augusta Krankenanstalt, Academic Teaching Hospital, Ruhr University Bochum, Bochum, Germany
Eur Surg Res 43:291-7. 2009..The purpose of this prospective bicenter study was, therefore, to determine whether or not the PCT levels in the serum of patients with acute appendicitis have any diagnostic value...
Gallbladder metastasis from renal cell carcinoma mimicking acute cholecystitisMichael Sand
Department of General and Visceral Surgery, Augusta Krankenanstalt, Academic Teaching Hospital of the Ruhr University Bochum, Bergstr 26, 44791 Bochum, Germany
Eur J Med Res 14:90-2. 2009..In this case we present a patient who developed a gallbladder metastasis five years after a renal cell carcinoma mimicking acute cholecystitis...
MicroRNAs and the skin: tiny players in the body's largest organMichael Sand
Department of Dermatology, Ruhr University Bochum, Gudrunstr 56, 44791 Bochum, Germany
J Dermatol Sci 53:169-75. 2009..Disruption of miRNA metabolism is also involved in wound healing and inflammatory skin conditions. Here, we review the role of miRNAs in cutaneous biology...
Cutaneous lesions of the noseMichael Sand
Department of Dermatology and Allergology, Dermatologic Surgery Unit, Ruhr University Bochum, Gudrunstr 56, 44791 Bochum, Germany
Head Face Med 6:7. 2010..In this review, we focus on those skin diseases on the nose where surgery or laser therapy is considered a possible treatment option or that can be surgically evaluated...
Epiploic appendagitis--clinical characteristics of an uncommon surgical diagnosisMichael Sand
Department of General and Visceral Surgery, Augusta Krankenanstalt, Academic Teaching Hospital of the Ruhr University Bochum, Germany
BMC Surg 7:11. 2007..The diagnosis of EA is very infrequent, due in part to low or absent awareness among general surgeons. The objective of this work was to review the authors' experience and describe the clinical presentation of EA...
Epidemiology of aeromedical evacuation: an analysis of 504 casesMichael Sand
Dermatologic Surgery Unit, Department of Dermatology and Allergology, Ruhr University Bochum, Bochum, Germany
J Travel Med 17:405-9. 2010..Increasing air travel has resulted in a significant increase in aeromedical evacuation (AE) over the past decade. However, there are limited epidemiological data available on the diagnosis, costs, and transport characteristics of AE cases...
An inflamed necrotic appendix epiploicum with immediate contact to a non-inflamed appendix vermiformis: a case reportMichael Sand
Department of General and Visceral Surgery, Augusta Krankenanstalt, Academic Teaching Hospital of the Ruhr University Bochum, Bergstr 26, 44791 Bochum, Germany
J Med Case Reports 3:57. 2009..Considering the rare localization, this is the first report of this kind in the literature...
Immunohistochemical expression patterns of the microRNA-processing enzyme Dicer in cutaneous malignant melanomas, benign melanocytic nevi and dysplastic melanocytic neviMichael Sand
Department of Dermatology and Allergology, Ruhr University Bochum, Gudrunstr 56, 44791 Bochum, Germany
Eur J Dermatol 21:18-21. 2011..This preliminary study indicates that alterations in the miRNA machinery could exist and should be subject of further investigation...
Acute mountain sickness prophylaxis: knowledge, attitudes, & behaviours in the Everest region of NepalThomas Kilner
College of Medical and Dental Sciences, University of Birmingham, Edgbaston, Birmingham, UK
Travel Med Infect Dis 8:395-400. 2010....
Emergency medical kits on board commercial aircraft: a comparative studyMichael Sand
Dermatologic Surgery Unit, Department of Dermatology and Allergology, Ruhr University Bochum, Klinikstrasse 56, Bochum, Germany
Travel Med Infect Dis 8:388-94. 2010..Thus, this comparative study investigated acute care medication and equipment supplied in emergency medical kits on board both low-cost carriers and full-service carriers...
Cutaneous lesions of the external earMichael Sand
Department of General and Visceral Surgery, Augusta Kranken Anstalt, Academic Teaching Hospital of the Ruhr University Bochum, Germany
Head Face Med 4:2. 2008..This article will focus on those diseases wherefore surgery or laser therapy is considered as a possible treatment option or which are potentially subject to surgical evaluation...
Histological and clinical findings in different surgical strategies for focal axillary hyperhidrosisFalk G Bechara
Department of Dermatology and Allergology, Ruhr University Bochum, Bochum, Germany
Dermatol Surg 34:1001-9; discussion 1009. 2008..Although a variety of different surgical strategies for focal axillary hyperhidrosis (FAH) have proven effective, little is known of intraoperative and postoperative histologies of different surgical methods...
Erbium:YAG laser-assisted preparation of a combined dermal/full thickness sandwich skin graftFalk G Bechara
Department of Dermatology and Allergology, Ruhr University Bochum, Bochum, Germany
Dermatol Surg 32:353-8. 2006..Skin grafting is a common procedure to close defects after tumor resection. However, delicate areas such as the heel or the sole of the foot can be closed with a specially designed graft as described in this article...
Acute skin alterations following ultraviolet radiation investigated by optical coherence tomography and histologyThilo Gambichler
Department of Dermatology, Ruhr University Bochum, Gudrunstr 56, 44791, Bochum, Germany
Arch Dermatol Res 297:218-25. 2005..OCT seems to be a useful tool to monitor UV induced effects in vivo...
Skin cooling for botulinum toxin A injection in patients with focal axillary hyperhidrosis: a prospective, randomized, controlled studyFalk G Bechara
Department of Dermatology and Allergology, Ruhr University Bochum, Bochum, Germany
Ann Plast Surg 58:299-302. 2007..However, injections are often painful. Therefore, we studied whether skin cooling decreases pain during injection...
Fat tissue after lipolysis of lipomas: a histopathological and immunohistochemical studyFalk G Bechara
Department of Dermatology and Allergology, Ruhr University Bochum, Bochum, Germany
J Cutan Pathol 34:552-7. 2007..Despite its frequent use, the mechanism of action of PDC and histological changes of treated fat tissue still remain unclear. To investigate the histological changes of lipomas after treatment with PDC...
Assessment of quality of life in patients with primary axillary hyperhidrosis before and after suction-curettageFalk G Bechara
Departments of Dermatology, Ruhr University Bochum, Germany
J Am Acad Dermatol 57:207-12. 2007..However, changes of quality of life after minimally invasive surgical procedures such as suction-curettage (SC) have not been investigated so far...
Hyaluronic acid new formulation: experience in HIV-associated facial lipoatrophyFalk G Bechara
Department of Dermatology and Allergology, Ruhr University Bochum, Bochum, Germany
Dermatology 217:244-9. 2008..Facial lipoatrophy (FLA) is a stigmatizing complication of antiretroviral therapy in patients with human immunodeficiency virus (HIV) infection...
Shave therapy for chronic venous ulcers: a guideline for surgical management and postoperative wound careFalk Georges Bechara
Department of Dermatology and Allergology, Ruhr University Bochum, St Josef Hospital, Gudrunstrasse 56, 44791 Bochum, Germany
Plast Surg Nurs 26:29-34. 2006..Besides the indication for shave therapy, we focus on the operative technique and important therapy during postoperative convalescence time...
Focal hyperhidrosis of the anal fold: successful treatment with botulinum toxin AFalk G Bechara
Department of Dermatology and Allergology, Ruhr University Bochum, Bochum, Germany
Dermatol Surg 33:924-7. 2007..Treatment of focal hyperhidrosis with botulinum toxin A (BTX-A) is known to be effective in the axillary, palmar, and plantar region. No studies evaluating the treatment of hyperhidrosis in the anal fold with BTX-A are available, however...
Aggressive shaving after combined liposuction and curettage for axillary hyperhidrosis leads to more complications without further benefitFalk G Bechara
Department of Dermatology and Allergology, Ruhr-University Bochum, Bochum, Germany
Dermatol Surg 34:952-3. 2008
A modified corner stitch for fixation of flap tipsFalk G Bechara
Department of Dermatology and Allergology, Ruhr-University Bochum, Bochum, Germany
Dermatol Surg 33:1277-9. 2007
Characteristics of refractory sweating areas following minimally invasive surgery for axillary hyperhidrosisFalk Georges Bechara
Department of Dermatology and Allergology, Ruhr University Bochum, St Josef Hospital, Gudrunstr 56, 44791, Bochum, Germany
Aesthetic Plast Surg 33:308-11. 2009..Until now no characterization of the recurrent sweating areas has been reported. The aim of this study was to characterize the axillary sweat area by using the iodine starch test in nonresponders prior to surgery...
Comparison of histometric data obtained by optical coherence tomography and routine histologyThilo Gambichler
Ruhr University Bochum, Department of Dermatology, Gudrunstr 56, 44791 Bochum, Germany
J Biomed Opt 10:44008. 2005..Regarding practicability, precision, and indication spectrum, ET-OCT-V and ET-OCT-M are of different clinical value...
A randomized, controlled, double-blind study evaluating melanin-encapsulated liposomes as a chromophore for laser hair removal of blond, white, and gray hairMichael Sand
Department of Dermatology and Allergology, Ruhr University Bochum, Bochum, Germany
Ann Plast Surg 58:551-4. 2007..In the present study, we investigated if repetitive external application of liposomal melanin (Lipoxome; Dalton Medicare B.V., Zevenbergschen Hoek, The Netherlands) enables removal of blond/white and gray hair with a diode laser...
Treatment of unilateral compensatory sweating after endoscopical thoracic sympathectomy for general hyperhidrosis with botulinum toxin AFalk Georges Bechara
Department of Dermatology and Allergology, Ruhr-University Bochum, Bochum, Germany
Dermatol Surg 32:745-8. 2006
Diagnostic value of hyperbilirubinemia as a predictive factor for appendiceal perforation in acute appendicitisMichael Sand
Department of General and Visceral Surgery, Augusta Krankenanstalt, Academic Teaching Hospital of the Ruhr University, Bochum, Bergstr 26, 44791, Bochum, Germany
Am J Surg 198:193-8. 2009..The aim of this retrospective study was to investigate the diagnostic value of hyperbilirubinemia as a preoperative laboratory marker for appendiceal perforation in patients with acute appendicitis...
Lipolysis of lipomas in patients with familial multiple lipomatosis: an ultrasonography-controlled trialFalk Georges Bechara
Department of Dermatology and Allergology, Ruhr University Bochum, Germany
J Cutan Med Surg 10:155-9. 2006..However, no reports of lipoma therapy with intralesional application of PDC, that is, injection lipolysis, have been published to date...
Surgical treatment of axillary hyperhidrosis: a study comparing liposuction cannulas with a suction-curettage cannulaFalk Georges Bechara
Department of Dermatology and Allergology, Ruhr University Bochum, Bochum, Germany
Ann Plast Surg 56:654-7. 2006..Studies comparing the efficacy of different surgical cannulas are missing. Therefore, we gravimetrically compared a specially designed cannula versus 2 standard liposuction cannulas...
Giant VAC in a patient with extensive necrotizing fasciitisLars Steinstraesser
Department of Plastic Surgery, Burn Center, Hand Center, Sarcoma Reference Center, BG University Hospital Bergmannsheil, Ruhr University Bochum, Germany
Int J Low Extrem Wounds 8:28-30. 2009..53 m( 2) or 18% of the body surface. To the authors' knowledge, this is the largest split-thickness grafted body surface successfully treated with negative pressure wound dressing documented in the literature...
Mucosal advancement flap versus primary closure after vermilionectomy of the lower lipMichael Sand
Department of Dermatology and Allergology, Ruhr University Bochum, Bochum, Germany
Dermatol Surg 36:1987-92. 2010..The objective of the present study was to compare a simple primary closure (PC) for reconstruction after complete resection of the vermilion (vermilionectomy) with closure using a mucosal advancement flap (MAF)...
Recurrent growth of lipomas after previous treatment with phosphatidylcholine and deoxycholateLukas Pindur
Department of Dermatology, Venereology and Allergology, Ruhr University Bochum, Germany
J Cosmet Laser Ther 13:95-6. 2011..In the present case we report a patient who presented with recurrent growth lipomas that were previously successfully treated using phosphatidylcholine and deoxycholate...
Transsacral colon fistula: late complication after resection, irradiation and free flap transfer of sacral chondrosarcomaLars Steinstraesser
Department of Plastic Surgery, Burn Center, Ruhr University Bochum, Bergmannsheil, Bochum, Germany
World J Surg Oncol 6:121. 2008..Primary sacral tumors are rare and experience related to accompanying effects of these tumors is therefore limited to observations on a small number of patients...
Applications of optical coherence tomography in dermatologyThilo Gambichler
Department of Dermatology, Ruhr University Bochum, Gudrunstr 56, D 44791 Bochum, Germany
J Dermatol Sci 40:85-94. 2005....
A human full-skin culture system for interventional studiesLars Steinstraesser
Department for Plastic Surgery, Burn Center, BG University Hospital Bergmannsheil, Ruhr University Bochum, Bochum, Germany
Eplasty 9:e5. 2009..The aim of this study was to develop an effective surrogate model in which ex vivo full-thickness organ culture experiments may be performed...
[10 years after knife stab injury: rounded protuberance of the lower abdomen]Michael Sand
, Augusta Krankenanstalt, , Bochum
MMW Fortschr Med 150:5. 2008
Erectile dysfunction and men's health: developing a comorbidity risk calculatorRidwan Shabsigh
Division of Urology, Maimonides Medical Center, Brooklyn, New York, NY 07470, USA
J Sex Med 5:1237-43. 2008..Aim. To generate a calculator to predict the risk of diabetes, hypertension, hyperlipidemia or angina in men with ED, based on an analysis of data from the Men's Attitudes to Life Events and Sexuality (MALES) 2004 study...
Prevalence and correlates of erectile dysfunction (ED) and treatment seeking for ED in Asian Men: the Asian Men's Attitudes to Life Events and Sexuality (MALES) studyHui Meng Tan
Subang Jaya Medical Center, Selangor, Malaysia
J Sex Med 4:1582-92. 2007..There have been limited multiregional studies in Asia examining the parameters of men's general and sexual health and quality of life in the general population vs. those in clinical cohorts of patients with erectile dysfunction (ED)...
Polyglandular autoimmune syndrome associated with pigmented basal cell carcinomaMichael Sand
J Dermatol 32:1044-7. 2005
The multinational Men's Attitudes to Life Events and Sexuality (MALES) Study Phase II: understanding PDE5 inhibitor treatment seeking patterns, among men with erectile dysfunctionWilliam A Fisher
Department of Psychology, Social Science Centre 6430, University of Western Ontario, Canada
J Sex Med 1:150-60. 2004..The aim of Phase II of the Men's Attitudes to Life Events and Sexuality (MALES) Study is to explore PDE5 inhibitor treatment seeking among men with erectile dysfunction (ED)...
Improving the sexual quality of life of couples affected by erectile dysfunction: a double-blind, randomized, placebo-controlled trial of vardenafilWilliam A Fisher
Department of Psychology, Social Science Centre 6430, University of Western Ontario, London, Ontario, Canada N6A 5C2
J Sex Med 2:699-708. 2005....
Correlation between clinical scoring of allergic patch test reactions and optical coherence tomographyThilo Gambichler
Ruhr Universitat Bochum, Department of Dermatology and Allergology, Bochum 44791 Germany
J Biomed Opt 10:064030. 2005..However, before OCT can be employed as an objective parameter in grading severity of patch test reactions, larger studies are required that correlate clinical patch test readings and OCT findings with histopathology...
[Nodules in the navel. From time to time comes bloody secretion]Michael Sand
MMW Fortschr Med 149:5. 2007
