Displaying publications 21 - 40 of 99 in total

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  1. Bhullar A, Lee BR, Shamsudin N
    Australas J Dermatol, 2017 Aug;58(3):e135-e137.
    PMID: 27523405 DOI: 10.1111/ajd.12544
    Hidradenomas are tumours that arise from the adnexal structures, both eccrine and apocrine and are histologically benign. The tumours that arise from eccrine differentiation are known as poroid hidradenomas and when they arise from the apocrine glands they are called nodular hidradenomas. In our centre a 13-year-old boy presented with a slow-growing, painless erythematous fungating nodule on the left upper arm over a period of 18 months at the site of the BCG vaccination. The nodule was surgically excised and sent for histopathological examination, leading to a diagnosis of nodular hidradenoma. This case is presented to highlight its rarity, together with its clinical features that were suggestive of malignancy but proved ultimately to be benign.
    Matched MeSH terms: Cicatrix/complications
  2. Wan Sohaimi WF, Lee YF, Mat Nawi N, Mohd Rohani MF, Sapiai NA
    Indian J Surg Oncol, 2019 Dec;10(4):676-678.
    PMID: 31857764 DOI: 10.1007/s13193-019-00977-8
    We report a unique case of differentiated thyroid carcinoma (DTC) with squamous metaplasia complicated with chronic discharging ulcer. A 76-year-old gentleman was referred to us after defaulted treatment 1 year post-total thyroidectomy. He presented to us with long-standing chronic, non-healing, ulcerative and discharging wound at the anterior neck at previous total thyroidectomy scar. The primary tumour was histologically diagnosed as papillary malignant cells with extensive squamous metaplasia. Squamous metaplasia is a rare finding in thyroid carcinoma that carried a poorer prognostic factor.
    Matched MeSH terms: Cicatrix
  3. Hajiaghaalipour F, Kanthimathi MS, Abdulla MA, Sanusi J
    PMID: 23864889 DOI: 10.1155/2013/386734
    Camellia sinensis (tea) is reported to have health benefits, including the building of healthy skin. This study evaluated the effects of topical application of Camellia sinensis extract on the rate of wound closure and the histology of wound area. A uniform area of 2.00 cm in diameter was excised from the neck of adult male Sprague Dawley rats. The animals were topically treated with 0.2 mL of vehicle (CMC), Intrasite gel (positive control), or 200 and 400 mg/mL of extract. Wounds dressed with the extract and Intrasite gel healed significantly earlier than those with vehicle. Histological analysis of the wound area after 10 days showed that wounds dressed with the extract had less scar width when compared to the control. The tissue contained less inflammatory cells and more collagen and angiogenesis, compared to wounds dressed with vehicle. In this study, Camellia sinensis showed high potential in wound healing activity.
    Matched MeSH terms: Cicatrix
  4. Ling XF, Peng X, Samman N
    J Oral Maxillofac Surg, 2013 Sep;71(9):1604-12.
    PMID: 23810616 DOI: 10.1016/j.joms.2013.03.006
    This study evaluated and compared the long-term donor-site morbidity of the free fibula flap with the deep circumflex iliac artery (DCIA) flap in maxillofacial reconstruction.
    Matched MeSH terms: Cicatrix/pathology
  5. Aiza Izyani Aminuddin, Siti Suraiya, Ruzilawati Abu Bakar
    MyJurnal
    Acne vulgaris is a typical skin disorder among adolescence, causing inflammation of pilosebaceous follicle
    which characterized by comedones, papules, pustules, cysts, nodules and often scars in face, neck, upper trunk
    and arms. Propionibacterium acnes and Staphylococcus epidermidis have been recognized that play as a major
    role in acne formation. This study was conducted to compare the antimicrobial activity of five plant extracts
    namely Piper betle, Aloe vera, Solanum lycopersicum, Cinnamomum zeylanicum and Cucumis sativus against P.
    acnes and S. epidermidis. The well diffusion assay was used to determine the sensitivity of the samples, while
    the liquid dilution method was used for the determination of the minimal inhibition concentration (MIC). The
    result showed a remarkable antibacterial activity of Piper betle extract compared to other plant extracts and
    Doxycycline (positive control) against both of acne-inducing bacteria, P. acnes and S. epidermidis.
    Matched MeSH terms: Cicatrix
  6. Nor AM, Jagdeesh K, Mohd FAS, Kamraul AK, Yusmadi A, Noraslawati R, et al.
    Med J Malaysia, 2023 Nov;78(6):756-762.
    PMID: 38031217
    INTRODUCTION: The study aims to evaluate and report on the clinical characteristics, incidence, risk factors and associated complications of emergency and planned peripartum hysterectomy in a single training and research tertiary health care centre in Malaysia.

    MATERIALS AND METHODS: We conducted a 6-year retrospective cross-sectional study from the 1st January 2016 until 31st December 2021. Clinical, demographic characteristics, perioperative parameters, operative indications, blood loss, maternal/neonatal outcomes and complications were analysed. Patients were subdivided, analysed and studied in two subgroups- emergency hysterectomy (EH) and planned hysterectomy (PH).

    RESULTS: There were 65 cases of peripartum hysterectomy out of total 100,567 deliveries, with a prevalence rate of 0.06%. Overall, the majority of patients were multiparous (96.9%), having previous caesarean scar (73.8%) or diagnosed with placenta praevia (75.4%). More than half of the total patients (61.5%) have both previous caesarean scar and concomitant placenta praevia. EH was carried out in 39(60%) patients while 26(40%) patients underwent PH. The only indication for surgery in the PH group (100%) was abnormal placentation while the most common indication for surgery in the EH group (53.8%) was postpartum haemorrhage related to abnormal placentation. Patients who underwent EH were more likely to have massive blood loss (p=0.001), require ICU admissions (p=0.001), have DIVC cycles transfused (mean [SD] regime: 1.35 [0.95] vs 0.54 [0.99]; p=0.002), have lower postoperative haemoglobin level (mean [standard deviation, SD] haemoglobin: 9.23g/l [SD1.8] vs. 10.8 g/l [SD1.86]; p=0.001) and have higher difference between pre/post operative haemoglobin level (mean [SD] haemoglobin difference: 1.78g/l [SD6.34] vs 0.32g/l [SD1.7]; p=0.008) compared to patients with PH. Red blood cell transfusion, operating time, length of stay, weight of babies and Apgar score between two groups showed no significant differences. A significant reduction of blood loss between the first and the second half duration of the study (mean [SD] blood loss: 6978 ml [SD 4999.45] vs. 4100ml [SD2569.48]; p=0.004) was also observed. In the emergency group, 'non-placental cause' EH required significantly more red blood cell transfusion than 'placental cause' (p<0.05) while in the PH group, no significant difference was observed between the occlusive internal iliac artery 'balloon' and 'no balloon' subgroup in terms of operating time, total blood loss or blood transfusion. Overall complications showed more cases of post operative fever and relaparotomy in the EH group (18.4% vs. 7.6%) while urinary tract injuries including injuries to bladder and ureter occurred only in the PH group (9.4% vs. 0%).

    CONCLUSION: The majority of peripartum hysterectomy cases are due to placenta accreta spectrum disorders. Planned peripartum hysterectomies have a lower morbidity rate compared to emergency hysterectomies. Therefore, early identification of placenta accreta spectrum disorders and timely planning for elective procedures are crucial to minimise the need for emergency surgery.

    Matched MeSH terms: Cicatrix/complications
  7. Rohaizak, M.
    MyJurnal
    Thyroidectomy for benign and malignant diseases has progressed dramatically over the last two decades. Moving from large collar incision to no scar is a very good news to the patient with neck swellings. The morbidity of the surgery remains low regardless of the technique and approaches used but scarless surgery is still limited to benign diseases and small cancers. Further study and future refinement of the technique might make these techniques also applicable to large tumours.
    Matched MeSH terms: Cicatrix
  8. Ngeow WC, Atkins S, Morgan CR, Metcalfe AD, Boissonade FM, Loescher AR, et al.
    Neuroscience, 2011 May 5;181:271-7.
    PMID: 21377512 DOI: 10.1016/j.neuroscience.2011.02.054
    We have investigated the effect of three potential scar-reducing agents applied at a sciatic nerve repair site in C57-black-6 mice. Under anaesthesia the nerve was transected, repaired using four epineurial sutures, and 100 μl of either triamcinolone acetonide (1 mg/100 μl), an interleukin-10 peptide fragment (125 ng/100 μl or 500 ng/100 μl) or mannose-6-phosphate (M6P, 200 mM or 600 mM) was injected into and around the nerve. After 6 weeks the extent of regeneration was assessed electrophysiologically by determining the ratio of the compound action potential (CAP) modulus evoked by electrical stimulation of the nerve 2 mm distal or proximal to the repair site. The conduction velocity of the fastest components in the CAP was also calculated. The percentage area of collagen staining (PAS) at the repair site was analysed using Picrosirius Red and image analysis. Comparisons were made with a placebo group (100 μl of phosphate buffered saline) and sham-operated controls. The median CAP modulus ratio in the 600 mM M6P group was 0.44, which was significantly higher than in the placebo group (0.24, P=0.012: Kruskal-Wallis test). Conduction velocities were also faster in the 600 mM M6P group (median 30 m s(-1)) than in the placebo group (median 27.8 m s(-1); P=0.0197: Kruskal-Wallis test). None of the other treated groups were significantly different from the placebo, and all had significantly lower CAP ratios than the sham controls (P<0.05). All repair groups had a significantly higher PAS for collagen than sham controls. We conclude that the administration of 600 mM mannose-6-phosphate to a nerve repair site enhances axonal regeneration.
    Matched MeSH terms: Cicatrix/drug therapy*; Cicatrix/physiopathology; Cicatrix/prevention & control
  9. Teng HC, Kumar G, Ramli NM
    Br J Radiol, 2007 Jul;80(955):e134-6.
    PMID: 17704308
    Pre-natal diagnosis of intra-abdominal pregnancy is difficult. Ultrasound has been the frontline modality to date; however, it gives a diagnostic error of 50-90% and its use is disappointing. In recent years, MRI has emerged as an appealing imaging modality. With its good soft tissue contrast and non-ionizing property, it acts as a means of definitive non-invasive assessment before surgical intervention when ultrasound is inconclusive.
    Matched MeSH terms: Cicatrix/pathology
  10. Hariraj V, Wo WK, Lee SC, Ramli A
    J Clin Pharmacol, 2023 Oct;63(10):1126-1132.
    PMID: 37291071 DOI: 10.1002/jcph.2289
    Severe cutaneous adverse drug reactions (SCARs) are a life-threatening condition. We aimed to identify all carbamazepine-induced SCARs voluntarily reported to the Malaysian pharmacovigilance database and to compare between children and adults. Adverse drug reaction reports for carbamazepine were extracted from 2000 to 2020, and divided into 2 groups, that is, children (aged 0-17 years) and adults (aged 18 years and above). Age, sex, race, and carbamazepine dose were analyzed using multiple logistic regression. Of 1102 carbamazepine adverse drug reaction reports, 416 reports were SCARs (99 children, 317 adults). Stevens-Johnson syndrome and toxic epidermal necrolysis were the main SCAR types for both age groups. Median time-to-onset for any type of SCAR was 13 days, regardless of age. In children, Malay individuals were 3.6 times more likely to report SCARs (95% confidence interval, 1.356-9.546; P = .010) compared to the Chinese population. In adults, carbamazepine-induced SCARs were reported as 3.6 times higher in those with a daily dose of 200 mg or less as compared to a daily dose of 400 mg or more. (95% confidence interval, 2.257-5.758; P 
    Matched MeSH terms: Cicatrix/chemically induced
  11. Majid, Z., Chong, A., Setan, H., Ahmad, A., Rajion, Z.A.
    MyJurnal
    This paper describes the use of stereophotogrammetry approach to measure and hence identify accurately threedimensional (3D) coordinates of important landmarks on a craniofacial surface. A "novel" technique dubbed as "natural features" technique was employed to accurately compute the 3D coordinates of selected craniofacial landmarks. The natural features technique involves the use of 3D coordinates of the natural features (such as acne, scar, corners of eyes, edge of mouth, point of chin, etc.) that appear on the craniofacial surface as an absolute stereophotogrammetric mapping control points. The 3D coordinates of the natural features were gained using digital photogrammetric bundle adjustment method. Validation of the proposed technique has firstly been carried out using mannequin and finally, it was applied on the real-life human faces. The result shows that the craniofacial landmark measurement accuracy of 0.8mm with one standard deviation can be successfully achieved by the proposed technique.
    Matched MeSH terms: Cicatrix
  12. Abdul-Salim I, Embong Z, Khairy-Shamel ST, Raja-Azmi MN
    Clin Ophthalmol, 2013;7:703-6.
    PMID: 23589678 DOI: 10.2147/OPTH.S42208
    Herein, we report our experience in treating extensive traumatic submacular hemorrhage with a single dose of intravitreal ranibizumab. A 23-year-old healthy Malay man presented with a progressive reduction of central vision in the left eye of 2 days' duration following a history of blunt trauma. Visual acuity was reduced to counting fingers. Examination revealed infero-temporal subconjunctival hemorrhage, traumatic anterior uveitis, and an extensive sub-macular hemorrhage with suspicion of a choroidal rupture in the affected eye. He was initially treated conservatively with topical prednisolone acetate 1%. The subconjunctival hemorrhage and anterior uveitis resolved but his vision remained poor with minimal resolution of the submacular hemorrhage at 1 week follow-up (day 12 post-trauma). In view of the poor resolution of submacular hemorrhage, he was treated with a single dose of 0.5 mg intravitreal ranibizumab at day 20 post-trauma. At 4 weeks post-intravitreal ranibizumab, there was an improvement in visual acuity (from counting fingers to 6/45) and complete resolution of the submacular hemorrhage with presence of a choroidal rupture scar temporal to the fovea, which was not seen clearly at presentation due to obscuration by blood. His visual acuity further improved to 6/18 at 3 months post-trauma. Although this single case had a favorable outcome, a large population cohort study is needed to establish the effectiveness of intravitreal ranibizumab in treating extensive traumatic submacular hemorrhage.
    Matched MeSH terms: Cicatrix
  13. Kho JPY, Prepageran N
    AME Case Rep, 2018;2:41.
    PMID: 30363802 DOI: 10.21037/acr.2018.08.01
    Schwannomas are solitary, benign tumors arising from the nerve sheaths. They are frequently reported in the thorax predominantly in the posterior mediastinum, but are rarely seen to arise from the brachial plexus. Schwannomas are well demarcated lesions with a slow insidious growth. Presented is a case of a large brachial plexus schwannoma, masking as a cystic lesion in the lateral neck. The patient presented with concerns of a cystic mass progressively increasing in size over a period of four years, initially symptomless, but later caused numbness and tingling sensation over his right forearm, tip of right thumb and index finger. Following histological confirmation via fine needle aspiration and magnetic resonance imaging, the patient underwent surgical excision where by the tumor was dissected from its attachment to the nerve sheath. The patient recovered well, and by the third day post operatively, his neurological symptoms resolved completely. Upon follow up in clinic 1-week post-surgery, the scar had healed well, and his numbness or tingling sensation remained in abeyance. This case illustrates that a schwannoma may present insidiously as a cystic lesion and its possible origin may arise from the brachial plexus.
    Matched MeSH terms: Cicatrix
  14. Alshareefy Y, Shen CY, Prekash RJ
    Pathol Res Pract, 2023 Aug;248:154655.
    PMID: 37429175 DOI: 10.1016/j.prp.2023.154655
    This paper aims to present a detailed overview of fibrolamellar carcinoma (FLC), a variant of hepatocellular carcinoma (HCC) that accounts for approximately 1-9% of all cases a. according to the SEER database. Despite ongoing research, the aetiology of FLC tumours remains unclear. Nevertheless, FLC is believed to have a better overall prognosis than other primary liver tumours, such as hepatocellular carcinoma (HCC) and intrahepatic cholangiocarcinoma. This study aims to present a comprehensive overview of fibrolamellar carcinoma (FLC), with a focus on its epidemiology, pathogenesis, diagnosis, treatment, and prognosis. FLC frequently incorporate features of stomach pain, weight loss, and malaise in their clinical signs and symptoms, which are generally nonspecific Ultimately, the most common physical finding is an abdominal mass or hepatomegaly. With this said, several unusual presentations have been documented such as Budd Chiari syndrome, severe anaemia, non-bacterial thrombotic endocarditis and many more. In regards to this tumour's genetic analysis, it is characterised by a 400 kb deletion on chromosome 19 leading to a functional DNAJB1-PRKACA chimeric transcript in addition to tetraploidy in 50% of cases. FLC is chromosomally stable as compared to typical HCC. mTOR pathway activation has also been found to play a critical role in 47% of these tumours and EFGR over-expression is also evident. Fibrolamellar carcinomas (FLCs) exhibit a distinctive gross appearance, characterized by a yellow to pale tan colour, with a consistency that can vary from soft to firm and hard. In addition, a central scar is observed in 60-70% of FLC cases. The central scar is typically white or grey in colour and has a fibrous appearance, which is often surrounded by nodular, tumour-like tissue. Its histologic appearance is characterized by large polygonal cells with abundant eosinophilic cytoplasm, large vesiculated nuclei, large nucleoli, and arranged in lamellar bands of collagen fibres. Lamellar bands of fibrosis, consisting of collagen type I, III and IV, have also been identified as a distinctive histologic feature that is observed under low power magnification. Ultrasound, CT and MRI along with image guided biopsy are the primary modalities in diagnosis. Current management options include systemic therapy which has thus far been unremarkable with platinum-based therapies as well combination therapy with interferon alpha-2b being the most successful options. Surgical resection remains the primary treatment modality and there have been no advances in targeted therapies. Although the prognosis for FLC is favourable as compared to other hepatic cancer subtypes such as intrahepatic cholangiocarcinoma, there is a high rate of recurrence ranging from 33% to 100% with a median recurrence-free survival of 20-48 months. As a result of this there is a low overall cure rate associated with this tumour type and much more research is required to gain an in-depth understanding of the molecular mechanisms occurring in order to provide more adequate treatment to patients who suffer from this condition.
    Matched MeSH terms: Cicatrix/pathology
  15. Adi O, Ahmad AH, Fong CP, Ranga A, Panebianco N
    Ultrasound J, 2021 Apr 15;13(1):22.
    PMID: 33856577 DOI: 10.1186/s13089-021-00225-7
    BACKGROUND: Pericardial effusion is a known complication of post-open cardiac surgery which can progress to life-threatening cardiac tamponade. Classical signs of tamponade such as hypotension and pulsus paradoxus are often absent. Diagnosing acute cardiac tamponade with transthoracic echocardiography (TTE) can be challenging in post-cardiac surgical patients due to distorted anatomy and limited scanning windows by the presence of surgical dressings or scar. Additionally, this patient population is more likely to have a loculated pericardial effusion, or an effusion that is isoechoic in appearance secondary to clotted blood. These findings can be challenging to visualize with traditional TTE. Missed diagnosis of cardiac tamponade due to loculated pericardial clot can result in delayed diagnosis and clinical management.

    CASE PRESENTATION: We report a case series that illustrates the diagnostic challenge and value of resuscitative transesophageal echocardiography (TEE) in the emergency department (ED) for the diagnosis of cardiac tamponade due to posterior loculated pericardial clot in post-surgical coronary artery bypass graft (CABG) patients.

    CONCLUSIONS: Cardiac tamponade due to loculated posterior pericardial clot post-CABG requires prompt diagnosis and appropriate management to avoid the potential for hemodynamic instability. Transesophageal echocardiography allows a rapid diagnosis, early appropriate referral and an opportunity to institute appropriate therapeutic measures.

    Matched MeSH terms: Cicatrix
  16. Ong, A.H.M.
    Ann Dent, 1996;3(1):-.
    MyJurnal
    The current standard of managing facial bone fractures is the use of rigid internal fixation. This method provides good stabilization and repair for mid-face fractures such as the zygomatico-orbitalfracture. Nowadays, for the young and old, patients want not only rapid bone healing, but also good facial aesthetics after surgical treatment following maxillofacial trauma. Therefore, osteosynthesis of fractures and inconspicuous post-operative scars are considered essential. The lower eyelid approach or modified blepharoplasty provides rapid access to the infraorbital rim as well as the orbital floor, while the lateral eyebrow incision gives direct access for fixation at the fronto-zygomatic suture. Combining the Gillies' approach and a single form of rigid internal fixation, good cosmetic results and function can be achieved. Cases using the micro-plate-system for thin infraorbital bones and the miniplate- system for thicker facial bones involving zygomatico-orbital fractures are described.
    Matched MeSH terms: Cicatrix
  17. Tan PC, Subramaniam RN, Omar SZ
    Singapore Med J, 2008 Mar;49(3):188-92.
    PMID: 18362998
    Caesarean delivery rates are still increasing, and reliable predictors of adverse outcomes at a subsequent trial of scar are important as they guide decision-making on the best mode of delivery. We aimed to evaluate whether there are any predictors for caesarean delivery and neonatal admission, following trial of labour after one lower transverse caesarean section.
    Matched MeSH terms: Cicatrix/etiology*
  18. Hussein J, Tan TS, Chong AW, Narayanan P, Omar R
    Auris Nasus Larynx, 2013 Jun;40(3):323-6.
    PMID: 22652485 DOI: 10.1016/j.anl.2012.05.004
    Choanal stenosis is a well recognized late complication of radiotherapy for nasopharyngeal carcinoma. However velopharyngeal stenosis post radiotherapy for nasopharyngeal carcinoma is rare. We present here a case of bilateral choanal stenosis and velopharyngeal stenosis in a patient treated with radiotherapy for nasopharyngeal carcinoma. A 58-year-old woman presented to our otolaryngology clinic with a one year history of nasal obstruction. She was diagnosed to have nasopharyngeal carcinoma 12 years ago for which she received radiotherapy. Clinical examination revealed bilateral choanal stenosis and velopharyngeal stenosis. Treatment of choanal stenosis and velopharyngeal stenosis is challenging due to high incidence of recurrence and patients frequently require multiple procedures. The patient underwent a transnasal endoscopic excision of velopharyngeal scar tissue and widening of posterior choana using Surgitron®, mitomycin-C applied topically to the surgical wound and bilateral stenting under general anesthesia. The stents were kept for two weeks, and 3 years post operation velopharyngeal aperture and posterior choana remained patent. As illustrated in this case velopharyngeal stenosis can occur after radiotheraphy and should not be overlooked. Combine modality of transnasal endoscopic excision of velopharyngeal scar tissue, widening of choanal stenosis with Surgitron® followed by the application of mitomycin-C and stenting has been shown to be an effective option.
    Study site: ENT clinic, University Malaya Medical Centre (UMMC), Kuala Lumpur, Malaysia
    Matched MeSH terms: Cicatrix/physiopathology; Cicatrix/surgery
  19. Ng BK, Lim PS, Ahmad S, Kampan NC, Abdul Karim AK, Omar MH
    Taiwan J Obstet Gynecol, 2015 Apr;54(2):208-10.
    PMID: 25951734 DOI: 10.1016/j.tjog.2014.11.022
    Matched MeSH terms: Cicatrix/etiology*
  20. Shahrun Niza AS, Rohaizak M, Naqiyah I, Srijit D, Noraidah M
    Malays J Med Sci, 2011 Apr;18(2):82-4.
    PMID: 22135593 MyJurnal
    Most breast cancer recurrences occur in the surgical scars or within other quadrants of the same breast. Isolated tumour recurrence occurring in the nipple after breast-conserving surgery and radiotherapy is extremely unusual. The reason for this is unknown, but is speculated to be due to involved surgical margins or an occult involvement of the nipple-areolar complex in a breast cancer of the same breast. We present a case of a 44-year-old Indian woman who had recurrent tumour over her right nipple after an ipsilateral breast-conserving surgery that was followed by adjuvant chemotherapy and radiotherapy. There was no typical malignancy features from the mammogram. However, histopathological study confirmed a malignant growth that infiltrated into the dermis and the underneath breast tissue. Completion mastectomy was then performed and the patient was later treated with Taxane-based chemotherapy. Nipple recurrence after breast-conserving surgery and adjuvant radiotherapy may be confused with other nipple conditions such as Paget's disease of the breast. Comprehensive assessments, which include mammogram and biopsy, have proved that such recurrence do occur, as presented in this case. This warrants a specific management strategy.
    Matched MeSH terms: Cicatrix
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