Displaying publications 81 - 100 of 808 in total

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  1. Fuah KW, Lim CTS
    BMC Nephrol, 2017 Jul 24;18(1):249.
    PMID: 28738858 DOI: 10.1186/s12882-017-0666-7
    BACKGROUND: Nephrogenic systemic fibrosis (NSF) is a complication of the gadolinium-based contrast agent used in imaging studies. It is typically characterised by hard, erythematous and indurated skin plaques with surrounding subcutaneous oedema. Distinct papules and subcutaneous nodules can also be seen. Fibrocytes in NSF are immunohistochemically positive for CD34.

    CASE PRESENTATION: We present a case of NSF occurred after gadolinium exposure in which the initial presentation mimics an erythema nodosum (EN)-like picture. An initial skin biopsy showed EN. Subsequently the patient developed progressive skin and joints contracture. A repeated skin biopsy done three months later confirmed the diagnosis of NSF. As far as we are aware, this is the second reported case of NSF that mimicked the presentation of EN in the early phase of the disease.

    CONCLUSIONS: The appearance of EN-like disease can be one of the early manifestations of NSF. We hope that early recognition of this unusual presentation can alert the physician or nephrologist to the potential diagnosis of NSF.

    Matched MeSH terms: Diagnosis, Differential
  2. Fuah KW, Lim CTS
    BMC Nephrol, 2018 11 06;19(1):307.
    PMID: 30400895 DOI: 10.1186/s12882-018-1118-8
    BACKGROUND: Amyloidosis is a disorder caused by extracellular tissue deposition of insoluble fibrils which may result in a wide spectrum of symptoms depending upon their types, sites and amount of deposition. Amyloidosis can be divided into either systemic or localized disease.

    CASE PRESENTATION: We present a case of a middle-aged gentleman who presented with persistent nephrotic syndrome with worsening renal function. Repeated renal biopsies showed the presence of renal-limited AL amyloidosis. Systemic amyloidosis workup was unremarkable apart from a slightly raised band of IgG lambda level with no associated immunoparesis. The nephrotic syndrome and renal histology did not improve over a 3-year period despite being given two courses of chemotherapies.

    CONCLUSION: We hope that early recognition of this unusual localised presentation of renal- limited AL Amyloidosis and its poor response to conventional treatment can alert the nephrologist to the potential existence of this rare condition.

    Matched MeSH terms: Diagnosis, Differential
  3. Moy FM, Bulgiba A
    BMC Public Health, 2010 Nov 06;10:678.
    PMID: 21054885 DOI: 10.1186/1471-2458-10-678
    BACKGROUND: Metabolic Syndrome is associated with increased risk for type 2 diabetes and cardiovascular diseases. However, different diagnostic criteria have been recommended by different expert groups. In Malaysia, there is a lack of research comparing these different diagnostic criteria. Therefore, it is our aim to study the concordance between the IDF and the modified NCEP ATP III definitions of Metabolic Syndrome among a Malay cohort in Kuala Lumpur; and to demonstrate if all participants have the same cardiometabolic risks.

    METHODS: This was an analytical cross sectional study. Ethics approval was obtained and informed consent was given by all participants. Anthropometric measurements, blood pressure, fasting blood glucose and lipid profile were taken following standard protocols.

    RESULTS: Metabolic Syndrome was diagnosed in 41.4% and 38.2% participants using the modified NCEP and IDF criteria respectively. Among those diagnosed with Metabolic Syndrome by modified NCEP, 7.6% were missed by the IDF criteria. Participants diagnosed by the modified NCEP criteria had lower BMI and waist circumference but had higher cardiometabolic risks than those diagnosed with both criteria. Their blood pressure, glucose, total cholesterol and triglyceride were more adverse than the IDF group. This demonstrated that central obesity may not be a prerequisite for the development of increased cardiometabolic risks within this Malay cohort.

    CONCLUSION: Metabolic syndrome is common in this Malay cohort regardless of the criterion used. The modified NCEP ATP III criteria may be more suitable in diagnosis of metabolic syndrome for this Malay cohort.

    Matched MeSH terms: Diagnosis, Differential
  4. Tan HL, Faisal M, Soo CI, Ban AY, Manap RA, Hassan TM
    BMC Pulm Med, 2016 09 07;16(1):131.
    PMID: 27604085 DOI: 10.1186/s12890-016-0293-2
    BACKGROUND: Dental laboratory technicians are at risk of developing occupational respiratory diseases due to exposure to various potentially toxic substances in their working environment. Since 1939, few cases of silicosis among dental technician have been reported.

    CASE PRESENTATION: We illustrate a 38 year-old female, who worked in a dental laboratory for 20 years, initially treated as pulmonary tuberculosis and chronic necrotising aspergillosis without much improvement. Computed tomography guided lung biopsy and bronchoscopic transbronchial lung biopsy were performed. Lung tissue biopsies showed presence of refractile dental materials within the areas of histiocyte proliferation. The diagnosis of dental technician pneumoconiosis was obtained and our patient underwent pulmonary rehabilitation.

    CONCLUSIONS: This case highlights the importance of obtaining a detailed occupational history in tuberculosis endemic area, as pulmonary tuberculosis is a great mimicker of other respiratory diseases.
    Matched MeSH terms: Diagnosis, Differential
  5. Mussa A, Talib M, Mohamed Z, Hajissa K
    BMC Res Notes, 2019 Jun 11;12(1):334.
    PMID: 31186056 DOI: 10.1186/s13104-019-4361-6
    OBJECTIVE: Rapid diagnostic tests (RDTs) play a crucial role in the management and control of malaria infection. The histidine-rich protein 2 (PfHRP-2) based RDTs are the most commonly used RDTs for malaria diagnosis in Sudan. Deletion of pfhrp2 in Plasmodium falciparum genome affect the accuracy of PfHRP-2 based RDT kits. This study aimed to identify molecular variation of pfhrp2 among suspected malaria patients from different clinics in Omdurman, Sudan.

    RESULTS: A noticeable variation between the RDT (Alltest Biotech, China) and nPCR results was observed, for RDT 78% (46/59) were P. falciparum positive, 6.8% (4/59) were co-infected with both P. falciparum and Plasmodium vivax, 15.3% (9/59) were negative by the RDT. However, when the nPCR was applied only 44.1% (26/59) and 55.9% (33/59) was P. falciparum positive and negative respectively. The pfhrp2 was further amplified form all nPCR positive samples. Only 17 DNA samples were positive from the 26 positive P. falciparum, interestingly, variation in band sizes was observed and further confirmed by DNA sequencing, and sequencing analysis revealed a high-level of genetic diversity of the pfhrp2 gene in the parasite population from the study area. However, despite extreme sequence variation, diversity of PfHRP2 does not appear to affect RDT performance.

    Matched MeSH terms: Diagnosis, Differential
  6. Subramaniam S, Johan S, Hayati F, Ng CY, Azizan N, Chuah JA, et al.
    BMC Surg, 2020 Jun 11;20(1):130.
    PMID: 32527309 DOI: 10.1186/s12893-020-00787-8
    BACKGROUND: Sialolipoma is a rare tumour which may arise from both major and minor salivary glands and has recently been described as a variant of salivary gland lipomatous lesions.

    CASE PRESENTATION: We report a 54-year-old male who presented with a 7-year history of large right anterior neck swelling. He was clinically euthyroid and had no compressive or infiltrative symptoms. He sought medical attention due to the discomfort exerted by the weight of the mass and was keen for excision. The swelling appeared like a goitre but physical examination proved otherwise. Imaging was suggestive of a benign tumour arising from the right parapharyngeal fossa. The mass was surgically excised and was noted to be adherent to part of the submandibular gland. Histopathological examination revealed a new variant of benign adipocytic tumour of salivary gland or sialolipoma arising from the submandibular gland. Besides being the largest sialolipoma to be reported, there are also no reports of giant submandibular sialolipomas masquerading as a huge goitre in appearance.

    CONCLUSION: Submandibular sialolipomas can present in really large sizes and appear as a giant goitre. It is important to differentiate between benign lipomas from liposarcomas and tailor the management accordingly. Surgical enucleation is the preferred choice of treatment for these benign tumours with low recurrence rates.

    Matched MeSH terms: Diagnosis, Differential
  7. Kumar N, Lewis DJ
    BMJ, 2012;344:e2400.
    PMID: 22496299 DOI: 10.1136/bmj.e2400
    Matched MeSH terms: Diagnosis, Differential
  8. Low SF, Sridharan R, Ngiu CS
    BMJ Case Rep, 2015 Feb 06;2015.
    PMID: 25661748 DOI: 10.1136/bcr-2013-202534
    An epidermal cyst is the most common type of cyst to occur in subcutaneous tissue. When its size is greater than 5 cm, it is recognised as a giant epidermal cyst. A subcutaneous giant epidermal cyst with intramuscular extension is extremely rare. The authors report a case of a 74-year-old man who presented with a painless, slow-growing left gluteal mass of 6-month duration. Examination revealed a large left gluteal mass that was fixed to the underlying structures. A small epidermal cyst with visible punctum was noted at the medial aspect of the mass. MRI demonstrated a large, lobulated left gluteal lesion measuring 20 cm×16 cm×10 cm. The lesion was partly within the gluteal maximus muscle and partly within the subcutaneous tissue. MRI and ultrasound features of the lesion were consistent with a giant epidermal cyst with intramuscular extension. The lesion was excised and histology confirmed the diagnosis.
    Matched MeSH terms: Diagnosis, Differential
  9. Shahrulazua A, Rafedon M, Mohd Nizlan MN, Sullivan JA
    BMJ Case Rep, 2014;2014.
    PMID: 24459225 DOI: 10.1136/bcr-2013-202098
    Arthroscopic posterior cruciate ligament (PCL) reconstruction carries some risk of complications, including injury to the neurovascular structures at the popliteal region. We describe a delayed presentation of the right leg and foot compartment syndrome following rupture of popliteal artery pseudoaneurysm, which presented 9 days after an arthroscopic transtibial PCL reconstructive surgery. Fasciotomy, surgical exploration, repair of an injured popliteal vein and revascularisation of the popliteal artery with autogenous great saphenous vein interposition graft were performed. Owing to the close proximity of vessels to the tibial tunnel, special care should be taken in patients who undergo arthroscopic PCL reconstruction, especially if there is extensive scarring of the posterior capsule following previous injury. Emergency fasciotomy should not be delayed and is justified when the diagnosis of compartment syndrome is clinically made.
    Matched MeSH terms: Diagnosis, Differential
  10. Hanafiah M, Alhabshi SM, Bag T, Low SF
    BMJ Case Rep, 2013;2013.
    PMID: 24343799 DOI: 10.1136/bcr-2013-010262
    A 55-year-old immunocompetent woman was presented with features of obstructive jaundice and a clinicoradiological picture suggestive of a hilar cholangiocarcinoma (Klatskin tumour). However, caseating granulomatous lesion associated with miliary nodules were revealed intraoperatively. The lesion responded to standard antituberculous therapy. This unusual presentation highlights the considerable diagnostic challenge in such case.
    Matched MeSH terms: Diagnosis, Differential
  11. Ooi EI, Ahem A, Zahidin AZ, Bastion ML
    BMJ Case Rep, 2013;2013.
    PMID: 24334521 DOI: 10.1136/bcr-2013-200632
    This case reports a patient who developed central retinal artery occlusion following spinal surgery in the prone position. When placed in this position, especially as a result of malposition of the head, the patient may develop external compression of the eye which leads to central retinal artery occlusion. Therefore, a special precaution must be given for adequate eye protection during prolonged prone-positioned spine surgery.
    Matched MeSH terms: Diagnosis, Differential
  12. Hanafiah M, Low SF, Sridharan R, Young B
    BMJ Case Rep, 2013;2013.
    PMID: 24132448 DOI: 10.1136/bcr-2013-201285
    Matched MeSH terms: Diagnosis, Differential
  13. Nimir AR, Osman E, Ibrahim IA, Saliem AM
    BMJ Case Rep, 2013;2013.
    PMID: 23580678 DOI: 10.1136/bcr-2013-008803
    A 31-year-old Malaysian man was presented with an episode of seizures by the roadside, after having been recently diagnosed as HIV positive accompanied with miliary tuberculosis. On physical examination, he was oriented to person, but not to time or place. There was no neck stiffness or papilloedema. The other systemic examination was unremarkable. Chest examination revealed crepitations at the upper zone of the right lung. After diagnosis suspicion, the case was confirmed as toxoplasma encephalitis by MRI and serological tests. Patient was treated with trimethoprim/sulfamethoxazole 480-2400 mg/day with folinic acid supplement for 60 days. Two months later, a repeat brain MRI showed resolution of the cerebral lesions.
    Matched MeSH terms: Diagnosis, Differential
  14. Abdul Rahman WF, Md Hashim MN, Win TT, Bakrin IH
    BMJ Case Rep, 2013;2013.
    PMID: 23749834 DOI: 10.1136/bcr-2013-010001
    Solid variant of papillary thyroid carcinoma (PTC) is a rare, poorly characterised variant and predominantly reported in children with a history of radiation exposure. This variant has a high propensity for extra-thyroidal extension and cervical lymph node metastases. A 14-year-old Malay girl who had no history of radiation exposure, presented with multiple cervical lymphadenopathy and it was clinically suspicious for tuberculosis or lymphoma. An incisional biopsy revealed a metastatic PTC. The patient underwent total thyroidectomy with bilateral lateral neck dissection and histopathology report was solid variant of PTC. Whole-body I(131) scan was performed which revealed an intense tracer uptake in the neck. She was planned for radioactive iodine ablation and now on regular follow-up for monitoring of possible tumour metastasis.
    Matched MeSH terms: Diagnosis, Differential
  15. Hanafiah M, Noryati M, Arni T
    BMJ Case Rep, 2013;2013.
    PMID: 23737588 DOI: 10.1136/bcr-2013-009879
    A 2-year-old boy was presented with symptoms of chest infection. The chest radiograph showed a large mediastinal mass, which led to further investigations including biopsy of the tumour. Histopathological analysis revealed a diagnosis of lipoblastoma. We highlight the imaging appearance of the lesion. Although histopathological analysis is required for the confirmation of the diagnosis, cross-sectional imaging is useful in evaluating the extent of the tumour for surgical planning.
    Matched MeSH terms: Diagnosis, Differential
  16. Fan L, Lee SY, Koay E, Harkensee C
    BMJ Case Rep, 2013;2013:bcr2013009558.
    PMID: 23608876 DOI: 10.1136/bcr-2013-009558
    Plasmodium knowlesi malaria is an uncommon, but highly prevalent parasitic infection in parts of Malaysia. This is the case of a 14-year-old Singaporean boy presenting to our emergency department with an 11-day history of fever following a school trip to Malaysia. Hepatosplenomegaly was the only clinical finding; laboratory tests showed thrombocytopaenia, lymphopaenia, mild anaemia and liver transaminitis. Specific malaria antigen tests were negative, but the peripheral blood film showed plasmodia with atypical features, with a parasite load of 0.5%. PCR confirmed the diagnosis of P knowlesi. The patient was successfully treated with chloroquine. The clinical course of P knowlesi malaria is indistinguishable from that of Plasmodium falciparum. This case highlights the importance of taking detailed travel history, careful examination of malaria blood films and judicious use of molecular techniques. Antigen tests alone may have missed a malaria diagnosis altogether, while blood film examination may wrongly identify the species as Plasmodium malariae or P falciparum. Third-generation PCR assays can be used to reliably identify P knowlesi.
    Matched MeSH terms: Diagnosis, Differential
  17. Mat Zin AA, Shakir KA, Aminuddin AR, Mahedzan MR, Irnawati WA, Andee DZ, et al.
    BMJ Case Rep, 2012;2012.
    PMID: 22927280 DOI: 10.1136/bcr-2012-006495
    Solid-pseudopapillary tumour (SPT) is a rare exocrine tumour of the pancreas and is considered to have low malignant potential. Few morphological criteria are used to predict malignant behaviour such as equivocal perineural invasion, angioinvasion and invasion to surrounding tissue, and should be designated as solid-pseudopapillary carcinoma (SPC). We report a case of SPC. Clinical and radiological findings are typical for SPT with no metastatic disease. There is no tumour recurrence after 4 months postresection. Clinical history and radiological findings were retrieved from the patient's record sheet and Viarad system. H&E staining and few immunoproxidase staining were reviewed by several pathologists. The histological findings are typical for SPT, with additional perineural invasion. There is no angioinvasion or capsular invasion identified. This is our first experience in diagnosing and managing SPC. We look forward to seeing the patient's disease status during her next routine follow-up. We expect good disease-free survival and very low risk of tumour recurrence, in view of only one risk factor (perineural invasion) and uninvolved surgical margins by the tumour.
    Matched MeSH terms: Diagnosis, Differential
  18. Bahari R, Ahmad SH
    BMJ Case Rep, 2012;2012.
    PMID: 22605587 DOI: 10.1136/bcr.08.2011.4679
    A 13-year-old boy presented with a 2 weeks history of tearfulness, childish behaviour, separation anxiety, hypersomnia, hyperphagia and sexual disinhibition following a brief episode of fever. He had been experiencing the episodes since he was seven. The episodes lasted from a few days to 3 weeks and would normally occur once in a year. Most of the time it started with fever and resolved spontaneously. In the past he described auditory hallucination but not this time. Examination revealed a slightly overweight adolescent male appearing appropriate to his age. During the session he was restless, sleepy and burst into tears frequently. He constantly asked his mother when he could go home to sleep. He was very childish and clung to his mother. He was given a trial of risperidone 1 mg to be taken once a day for 3 days. On follow-up he had completely recovered.
    Matched MeSH terms: Diagnosis, Differential
  19. Abdul Aziz DA, Khandasamy Y, Tamba RP, Zaki FM
    BMJ Case Rep, 2011;2011.
    PMID: 22679168 DOI: 10.1136/bcr.08.2011.4672
    The authors report a case of a 6-year-old girl who developed subacute intestinal obstruction after a trivial blunt trauma to her abdomen. Her normal vital signs masked the presence of intestinal bleeding. An incidental finding at surgery of a haematomatous polypoid vascular growth of the ileum was subsequently confirmed to be cavernous haemangioma of the small bowel. Surgical resection was curative in this patient.
    Matched MeSH terms: Diagnosis, Differential
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