Displaying publications 1 - 20 of 173 in total

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  1. Shahrjerdi B, Angoyaroko A, Abdullah B
    Acta Inform Med, 2012 Dec;20(4):261-3.
    PMID: 23378696 DOI: 10.5455/aim.2012.20.261-263
    Sinonasal tumors may grow to considerable size before presentation and in view of their relation to the base of skull, orbit, cranial nerves and vital vessels; a precise diagnostic and therapeutic planning is needed to achieve the optimal results. We report a case who presented with unilateral nasal blockage, rhinorrhea and episodes of epistaxis which diagnosed as sinonasal inverted papilloma and angiofibroma.
    Matched MeSH terms: Skull Base
  2. Krishnamoorthy M, Othman NAN, Hassan NEB, Hitam SB
    Acta Medica (Hradec Kralove), 2020;63(2):82-85.
    PMID: 32771074 DOI: 10.14712/18059694.2020.22
    Skull base osteomyelitis (SBO) also commonly known as malignant otitis externa was first described by Meltzer and Kelemen in 1959. Prior to the advent of the antibiotic era, this disease carried a poor prognosis with significant morbidity. It often proved fatal with mortality rates as high as 50%. Commonly seen in the immunocompromised patients, diabetes mellitus is an important associated comorbidity in the pathophysiologic development of this disease. Treatment is instituted by medical therapy with surgery having a limited role. Surgical intervention has a limited role, for example, in fungal SBO. Such cases may require local debridement and intraoperative tissue biopsies for histopathologic confirmation. This is to demonstrate fungal invasion into the skull base, as well as to exclude other sinister differential diagnoses like squamous cell carcinoma of temporal bone. In this case report, we present a rare case of candida SBO and the literature review.
    Matched MeSH terms: Skull Base
  3. Sakandar G, Haron J, Mohamad A, Mohamad I, Ramli RR
    Allergy Rhinol (Providence), 2019 09 09;10:2152656719874775.
    PMID: 31534825 DOI: 10.1177/2152656719874775
    Surgery for sinuses has evolved with the advancement of instruments and modification in techniques. Endoscopes have expanded the surgical roles for lesions in the nose and para-nasal sinuses with reduced rate of complications and cosmetic side effects. Nevertheless sinus surgery in pediatrics patients has its own challenges. Pre-operative imaging is of paramount important especially when embarking on skull base procedures. The differences between adult and pediatric anatomy need to be further studied.
    Matched MeSH terms: Skull Base
  4. Nayak SB, Kumar N, Sirasanagandla SR, Srinivas SP, Pamidi N, Shetty SD
    Anat Cell Biol, 2018 Jun;51(2):136-138.
    PMID: 29984059 DOI: 10.5115/acb.2018.51.2.136
    Osteochondromas develop as cartilaginous nodules in the periosteum of bones. They are the commonest benign tumors of the skeleton, generally observed in the long bones. Rarely, they are also found in the axial skeleton, flat bones of skull and facial bones. During a regular dissection, we came across a solitary osteochondroma in posterior surface of the body of the right pubic bone. Histopathology of the bony projection confirmed the typical features of the osteochondroma. The symptomatic osteochondromas are usually evaluated during radiographic examination. Though, the observed osteochondroma is relatively smaller its unusual location is remarkable and knowledge of occurrence of such nodules is clinically important during the diagnosis and planning of treatment.
    Matched MeSH terms: Skull
  5. Ibrahim A, Alias A, Nor FM, Swarhib M, Abu Bakar SN, Das S
    Anat Cell Biol, 2017 Jun;50(2):86-92.
    PMID: 28713610 DOI: 10.5115/acb.2017.50.2.86
    Sex determination is one of the main steps in the identification of human skeletal remains. It constitutes an initial step in personal identification from the skeletal remains. The aim of the present study was to provide the population-specific sex discriminating osteometric standards to aid human identification. The present study was conducted on 87 (174 sides) slices of crania using postmortem computed tomography in 45 males and 42 females, aged between 18 and 75 years. About 22 parameters of crania were measured using Osirix software 3-D Volume Rendering. Results showed that all parameters were significantly higher in males than in females except for orbital height of the left eye by independent t test (P<0.01). By discriminant analysis, the classification accuracy was 85.1%, and by regression, the classification accuracy ranged from 78.2% to 86.2%. In conclusion, cranium can be used to distinguish between males and females in the Malaysian population. The results of the present study can be used as a forensic tool for identification of unknown crania.
    Matched MeSH terms: Skull
  6. Sinthubua A, Ruengdit S, Das S, Mahakkanukrauh P
    Anat Cell Biol, 2017 Dec;50(4):261-264.
    PMID: 29354297 DOI: 10.5115/acb.2017.50.4.261
    Sex estimation is one of the crucial procedures in the biological profile identification of human skeletal remains. Knowing sex of unknown case can lead to accurate and appropriate methods for predicting age, stature, ancestry, or even personal identification. Skull is one of the most reliable one among other skeletons and it is usually retained for both archaeological and forensic contexts. Although many morphological features and metric measurements of skull have been studied for sexing, but to the best of our knowledge is no study on maxillary suture length for sex estimation. Therefore, this study aims to develop a new sex estimation method for a Thai population by determining three maxillary suture lengths: anterior, transverse, and posterior maxillary suture, by computerizing amount of pixel obtained from photographs of these sutures. The present study was conducted on 190 Thai bone samples of which 96 were males and 94 were females. Independent t test revealed statistically significant difference (P<0.01) between males and females in all maxillary suture measurements. Equations derived from prediction model, which required three maxillary suture lengths gave 76.8421% accuracy from the leave-one-out cross validation in estimating sex percentage accuracies in predicting sex from these equations, which were relatively moderate. This study provides a novel and objective sex estimation method for Thais. It suggests that maxillary suture length can be applied for sex estimation. The new computerized technique will contribute basis knowledge and method for sex estimation, especially when only base of skull is available in forensic circumstance.
    Matched MeSH terms: Skull Base
  7. Bahadun, J., Nik Hussien, N.N., Yunus, N.N.N.
    Ann Dent, 2007;14(1):26-30.
    MyJurnal
    Pyknodysostosis is a rare sclerosing bone disorder with autosomal recessive mode of inheritance. The condition is characterized by continuous bone deposition without physiological resorption, occurring mainly in the trabecular and not the cortical bone. The skeletal features include short stature, brachycephaly, open cranial sutures and fontanelles, diffuse osteosclerosis and obtuse mandibular angles. Among the oral features observed were grooved or furrowed palate and disturbances in eruption and exfoliation of teeth. Multiple fractures of long bones and osteomyelitis of the jaw are frequent complications. These are attributed to the increased brittleness and reduced vascularity of the bone as a result of continuous endosteal bone deposition. Treatment is usually successful with surgical management and sustained bactericidal antibiotic therapy, although hyperbaric oxygen has been recommended as adjunct treatment in the more refractory form.
    Matched MeSH terms: Skull
  8. Ngeow, W.C., Anuar, A.M.
    Ann Dent, 2004;11(1):-.
    MyJurnal
    A retrospective study was carried out to review the records of 47 patients who had had in total 80 supernumerary teeth (ST) removed under general anaesthesia between 1975 and 2002. Malays made up 38.30%, Chinese 51.06%, and Indians 10.64% of the patients. The predominant age group was 6-10 year-old. The mean age was 12.96 ± 9.49 years. The male and female ratio was 1.35:1. Most of the patients had either one ST (n=31; 65.96%) or two ST (n=11; 23.40%). Five cases of multiple supernumeraries were recorded. Two patients experienced late formation of subsequent ST after the first surgery, thus requiring a second surgery. The majority of ST were conical in shape (n=35; 43.75%). Most of the ST were located in the premaxilla (n=55; 68.8%). Almost a quarter (23.75%) of ST were inclined towards the oral cavity. Some of the effects on the dentition were diastema, cystic changes, rotation, displacement, and retention of the permanent teeth and these were the indications for removal of ST. The most common surgical approach for maxillary ST was from the labial, buccal or labio-buccal approach.
    Matched MeSH terms: Skull
  9. Scully, B., Nambiar, P.
    Ann Dent, 2002;9(1):-.
    MyJurnal
    Craniofacial superimposition methods are employed for the identification of unknown skulls or living persons. There are many such methods and of particular interest is that technique developed by Furue which is inexpensive to set-up. A study was undertaken to ascertain the validity of this technique and to correlate our findings with other researchers.
    Matched MeSH terms: Skull
  10. Rownose CS, Mohamad Saupi MS, Sharif SZ, Lah NASN
    Ann Med Surg (Lond), 2021 May;65:102322.
    PMID: 33996055 DOI: 10.1016/j.amsu.2021.102322
    Introduction: Ductal Eccrine carcinoma (DEC) is a rare primary cutaneous tumor that exhibits both squamous and adnexal ductal differentiation. Due to its rarity in clinical practice we present as case of DEC and a literature review on the latest management of this rare disease.

    Case presentation: We report a case 41 years old female presented with lesion on the scalp and sternal mass, increasing in size with itchiness and erythematous for 6 months duration. Further CECT scan of brain and neck shows features of malignant left frontal scalp lesion with poor plane with overlying skin and underlying skull bone and CECT of thorax shows a large, irregular heterogeneously enhancing mass with necrotic center noted at right hilar within superior segment of right lower lobe, encasing right middle and lower lobe bronchi. Wedge biopsy of scalp lesion showed an intradermal lesion extensively infiltrating by malignant gland accompanied by desmoplasia and the tumor cells are seen extending into the surgical margins suggestive of ductal eccrine carcinoma.Clinical Discussion:This case highlights the importance and challenges in achieving early diagnosis coupled with the scarcity of information on these leads to difficulty in managing this patient.

    Conclusion: In managing Ductal Eccrine Carcinoma tumor, standard method of treatment for has not been established. However, wide surgical excision is the treatment of choice for localized lesions. Regarding prognosis, there is conflicting data published which we describe in this article.

    Matched MeSH terms: Skull
  11. Abdullah J, Rushdan A, Hamzah M, Ariff AR, Rani A
    Ann. Transplant., 1999;4(3-4):28-31.
    PMID: 10853777
    Four patients underwent reconstruction of anterior cranial fossa of skull defects between November 1997 and January 1998. All of them had traumatic anterior cranial fossa defect and were reconstructed with lyophilised bovine cortical bone graft. There was no cerebrospinal fluid leakage, meningitis, extradural abscess or other infections. This study demonstrates that the use of bovine bone graft in the reconstruction of anterior base defects is safe.
    Matched MeSH terms: Skull Base/injuries; Skull Base/radiography; Skull Base/surgery*
  12. Nizam, A., Gopal, R.N., Naing, L., Hakim, A.B., Samsudin, A.R.
    MyJurnal
    The purpose of this study was to determine the dimensional accuracy of the skull models produced by Rapid prototyping technology using stereolithography apparatus. Computed tomography images were captured from four dry normal adult human skulls. The resultant 2-D images were stored in Digital Imaging and Communications in Medicine (DICOM) format. The segmentation of the images was prepared in MIMICS software. The slice files were then exported to a stereolithography apparatus (SLA) to produce the replica of each skull. Eight linear measurements were repeatedly made between identified landmarks on each of the original skull and its replica model using an electronic digital calliper. Each of the linear measurements was repeated 5 times and the average was taken to determine the absolute difference and percent difference between the original skull and its replica model. The overall absolute difference between the four human adult skulls and its replica models was 0.23 mm with a standard deviation of 1.37 mm. The percent difference was 0.08% with a standard deviation of 1.25%. The degree of error established by this system seems affordable in clinical applications when these models are used in the field of dental surgery for surgical treatment planning.
    Matched MeSH terms: Skull
  13. Lim CT, Koh MT, Sivanesaratnam V
    Asia Oceania J Obstet Gynaecol, 1991 Sep;17(3):227-9.
    PMID: 1953432
    A preterm baby was born to a multiparous mother by emergency caesarean section at 36 weeks of gestation. Apart from a depression on the right temporo-parietal region measuring 3 cm x 3 cm x 0.5 cm, no other abnormality was noted. A CT scan of the brain excluded the presence of intracranial haematoma and pressure effect on the brain. Spontaneous reduction of the fracture without any adverse neurological sequelae suggests that these fractures can be managed conservatively in some instances.
    Matched MeSH terms: Skull Fractures/etiology; Skull Fractures/radiography; Skull Fractures/therapy*
  14. Balakrishnan B, Rus RM, Chan KH, Martin AG, Awang MS
    Asian J Neurosurg, 2019 4 3;14(1):201-205.
    PMID: 30937035 DOI: 10.4103/ajns.AJNS_49_18
    Context: Postconcussion syndrome (PCS) is a set of symptoms occurred after a mild traumatic brain injury (MTBI). Aims: This study aims to determine the prevalence of PCS in a young adult population from a single Neurological Centre in Malaysia's East Coast and to evaluate the factors associated with PCS in MTBI patients.

    Settings and Design: This was a cross-sectional study conducted in a Neurological Centre at Hospital Tengku Ampuan Afzan, Kuantan, Pahang, Malaysia, from January 2016 to December 2016.

    Subjects and Methods: A total of 209 patients; 133 males and 76 females, in the age range of 16-84 years, were randomly recruited for this study. All the selected patients were subjected to the checklist for diagnosis of PCS as per International Statistical Classification of Diseases and Related Health Problems 10th edition classification at a 2-week interval.

    Statistical Analysis Used: Descriptive statistic and Multivariable Logistic Regression Model were used for frequency and percentage analyses of categorical variables, using SPSS version 23.0.

    Results: Only 20 patients were identified with PCS. There were more female (70%) patients with PCS than the male (30%) patients. The prevalence of PCS for 2 weeks, 3 and 6 months since injuries were 9.6%, 8.1%, and 8.1% respectively. Majority (80%) of the patients were found to have PCS due to road traffic accidents, while the remaining were attributed to assault (15%), and falls (5%). Among the sample population, 25% were smokers, while 10% of them had either skull fracture or premorbidity.

    Conclusion: Less than 10% of patients with MTBI had PCS after 6 months' following trauma. None of the variables tested were significant factors for the development of PCS symptoms.

    Matched MeSH terms: Skull Fractures
  15. Mah JK, Kass RA
    Asian J Neurosurg, 2016 Jan-Mar;11(1):15-21.
    PMID: 26889273 DOI: 10.4103/1793-5482.172593
    Decompressive craniectomy is commonly use as the treatment for medically refractory intracranial hypertension. Unexpected improvement in patient's neurological status has been observed among patients that underwent cranioplasty. Restoration of cerebral blood flow (CBF) hemodynamics is one of the contributing factors. This study was conducted to determine the impact of cranioplasty on CBF and its correlation with clinical outcome.
    Matched MeSH terms: Skull
  16. Alias A, Krishnapillai R, Teng HW, Abd Latif AZ, Adnan JS
    Asian J Surg, 2005 Jul;28(3):168-70.
    PMID: 16024308
    OBJECTIVE: Head injury caused by fan blades is rare among children. We analysed 14 cases of such injury and discuss the causes, type of injury and preventive measures.

    METHODS: A retrospective analysis of 14 cases of children who were admitted to the Pediatric Neurosurgical Unit of Hospital Kuala Lumpur after sustaining head injuries caused by fan blades between January 2000 and December 2002 was performed.

    RESULTS: The causes of fan-blade head injury included jumping on the upper bunk of a bunk-bed, climbing on a ladder, climbing up onto a table, and being lifted by an adult. Thirteen patients were injured by ceiling fans and one by falling onto an uncovered table fan. School-aged boys were the predominant victims. Mean patient age was 7.9 years (range, 1.0-12.2 years). There was a twin peak incidence of when the accidents occurred: just before lunch in the afternoon and bedtime at night. The types of injury were scalp lacerations, compound depressed fractures and multiple intracranial haemorrhages. Two patients had the complication of wound infection, and one of these patients developed cerebral spinal fluid leak. One patient died from severe head injuries.

    CONCLUSION: Safety awareness among parents and caretakers are important as fan-blade head injury among children is preventable.

    Matched MeSH terms: Skull Fractures/etiology; Skull Fractures/epidemiology; Skull Fractures/therapy
  17. Sivalingam S, Konishi M, Shin SH, Lope Ahmed RA, Piazza P, Sanna M
    Audiol. Neurootol., 2012;17(4):243-55.
    PMID: 22584244 DOI: 10.1159/000338418
    Tympanojugular paragangliomas (TJPs) with intradural extension can be successfully treated by a single or staged procedure with low surgical morbidity.
    Matched MeSH terms: Skull Base Neoplasms/classification; Skull Base Neoplasms/surgery*
  18. Asha'ari ZA, Ahmad R, Rahman J, Yusof RA, Kamarudin N
    Auris Nasus Larynx, 2012 Apr;39(2):151-5.
    PMID: 21592698 DOI: 10.1016/j.anl.2011.02.010
    To study the relationship pattern of intracranial hemorrhage in cases of traumatic petrous temporal bone fracture.
    Matched MeSH terms: Skull Fractures/diagnosis*; Skull Fractures/mortality
  19. Ebin LE, Zam NM, Othman SA
    Aust Orthod J, 2010 Nov;26(2):165-70.
    PMID: 21175027
    To investigate the craniofacial morphology of Malay children with repaired UCLP and compare the data with non-cleft Malay children.
    Matched MeSH terms: Skull Base/pathology
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