1.A Case Report of SAPHO Syndrome Treated with Oral Alendronate.
Hyun Ik SHIM ; Won PARK ; Yeo Ju KIM ; Kyong Hee JUNG ; Ji Hyeon BAEK ; Mie Jin LIM ; Kowoon JOO ; Seong Ryul KWON
Journal of Rheumatic Diseases 2015;22(5):313-316
SAPHO syndrome, characterized by synovitis, acne, pustulosis, hyperostosis, and osteitis is rare compared to other spondyloarthropathies. It is also difficult to diagnose, and treatment methods have not yet been fully identified. Approximately 72% of patients are diagnosed with at least one other disease before a final diagnosis of SAPHO syndrome. In addition, SAPHO syndrome is subject to a delayed diagnosis period of 4.5 to 9.1 years. Medications such as non-steroidal anti-inflammatory drugs, disease-modifying anti-rheumatic drugs, and tumor necrosis factor inhibitors are used in treatment of SAPHO syndrome. Bisphosphonate is also used for refractory SAPHO syndrome; however, most reports on this relate to intravenous injection of medication. The authors experienced and subsequently reported on a case involving a patient with SAPHO syndrome accompanied by fracture and infection of the left second finger who was treated with the oral biphosphonate, alendronate.
Acne Vulgaris
;
Acquired Hyperostosis Syndrome*
;
Alendronate*
;
Antirheumatic Agents
;
Delayed Diagnosis
;
Diagnosis
;
Fingers
;
Humans
;
Hyperostosis
;
Injections, Intravenous
;
Osteitis
;
Spondylarthropathies
;
Synovitis
;
Tumor Necrosis Factor-alpha
2.Early effects of tumor necrosis factor inhibition on bone homeostasis after soluble tumor necrosis factor receptor use.
Mie Jin LIM ; Seong Ryul KWON ; Kowoon JOO ; Min Jung SON ; Shin Goo PARK ; Won PARK
The Korean Journal of Internal Medicine 2014;29(6):807-813
BACKGROUND/AIMS: Our aim was to assess whether short-term treatment with soluble tumor necrosis factor (TNF) receptor affects circulating markers of bone metabolism in rheumatoid arthritis (RA) patients. METHODS: Thirty-three active RA patients, treated with oral disease-modifying antirheumatic drugs (DMARDs) and glucocorticoids for > 6 months, were administered etanercept for 12 weeks. Serum levels of bone metabolism markers were compared among patients treated with DMARDs at baseline and after etanercept treatment, normal controls and naive RA patients not previously treated with DMARDs (both age- and gender-matched). RESULTS: Bone-specific alkaline phosphatase (BSALP) and serum c-telopeptide (CTX)-1 levels were lower in RA patients treated with DMARDs than in DMARD-naive RA patients. After 12 weeks of etanercept treatment, serum CTX-1 and sclerostin levels increased. In patients whose DAS28 improved, the sclerostin level increased from 1.67 +/- 2.12 pg/mL at baseline to 2.51 +/- 3.03 pg/mL, which was statistically significant (p = 0.021). Increases in sclerostin levels after etanercept treatment were positively correlated with those of serum CTX-1 (r = 0.775), as were those of BSALP (r = 0.755). CONCLUSIONS: RA patients treated with DMARDs showed depressed bone metabolism compared to naive RA patients. Increases in serum CTX-1 and sclerostin levels after short-term etanercept treatment suggest reconstitution of bone metabolism homeostasis.
Adult
;
Alkaline Phosphatase/blood
;
Arthritis, Rheumatoid/blood/diagnosis/*drug therapy
;
Biological Markers/blood
;
Bone Morphogenetic Proteins/blood
;
Bone Remodeling/*drug effects
;
Collagen Type I/blood
;
Female
;
Genetic Markers
;
Homeostasis
;
Humans
;
Immunoglobulin G/*administration & dosage
;
Immunosuppressive Agents/*administration & dosage
;
Inflammation Mediators/blood
;
Male
;
Middle Aged
;
Peptides/blood
;
Receptors, Tumor Necrosis Factor/*administration & dosage
;
Time Factors
;
Treatment Outcome
;
Tumor Necrosis Factor-alpha/antagonists & inhibitors
3.Prevention of Comorbidity and Acute Attack of Gout by Uric Acid Lowering Therapy.
Kowoon JOO ; Seong Ryul KWON ; Mie Jin LIM ; Kyong Hee JUNG ; Hoyeon JOO ; Won PARK
Journal of Korean Medical Science 2014;29(5):657-661
The object of this study was to evaluate the effect of uric acid lowering therapy in reducing the new development of comorbidities and the frequency of acute attacks in gout patients. We retrospectively reviewed patients who were diagnosed to have gout with at least 3 yr of follow up. They were divided into 2 groups; 53 patients with mean serum uric acid level (sUA)<6 mg/dL and 147 patients with mean sUA> or =6 mg/dL. Comorbidities of gout such as hypertension (HTN), type II diabetes mellitus (DM), chronic kidney disease, cardiovascular disease (CVD) and urolithiasis were compared in each group at baseline and at last follow-up visit. Frequency of acute gout attacks were also compared between the groups. During the mean follow up period of 7.6 yr, the yearly rate of acute attack and the new development of HTN, DM, CVD and urolithiasis was lower in the adequately treated group compared to the inadequately treated group. Tight control of uric acid decreases the incidence of acute gout attacks and comorbidities of gout such as HTN, DM, CVD and urolithiasis.
Adult
;
Allopurinol/therapeutic use
;
Antimetabolites/therapeutic use
;
Benzbromarone/therapeutic use
;
Cardiovascular Diseases/epidemiology/prevention & control
;
Comorbidity
;
Diabetes Mellitus, Type 2/epidemiology/prevention & control
;
Enzyme Inhibitors/therapeutic use
;
Female
;
Gout/*drug therapy/*prevention & control
;
Gout Suppressants/*therapeutic use
;
Humans
;
Hypertension/epidemiology/prevention & control
;
Male
;
Middle Aged
;
Renal Insufficiency, Chronic/epidemiology/prevention & control
;
Retrospective Studies
;
Thiazoles/therapeutic use
;
Uric Acid/*blood/metabolism
;
Uricosuric Agents/therapeutic use
;
Urolithiasis/epidemiology/prevention & control
4.Digital Thermography of the Fingers and Toes in Raynaud's Phenomenon.
Mie Jin LIM ; Seong Ryul KWON ; Kyong Hee JUNG ; Kowoon JOO ; Shin Goo PARK ; Won PARK
Journal of Korean Medical Science 2014;29(4):502-506
The aim of this study was to determine whether skin temperature measurement by digital thermography on hands and feet is useful for diagnosis of Raynaud's phenomenon (RP). Fifty-seven patients with RP (primary RP, n = 33; secondary RP, n = 24) and 146 healthy volunteers were recruited. After acclimation to room temperature for 30 min, thermal imaging of palmar aspect of hands and dorsal aspect of feet were taken. Temperature differences between palm (center) and the coolest finger and temperature differences between foot dorsum (center) and first toe significantly differed between patients and controls. The area under curve analysis showed that temperature difference of the coolest finger (cutoff value: 2.2degrees C) differentiated RP patients from controls (sensitivity/specificity: 67/60%, respectively). Temperature differences of first toe (cutoff value: 3.11degrees C) also discriminated RP patients (sensitivity/specificity: about 73/66%, respectively). A combination of thermographic assessment of the coolest finger and first toe was highly effective in men (sensitivity/specificity : about 88/60%, respectively) while thermographic assessment of first toe was solely sufficient for women (sensitivity/specificity: about 74/68%, respectively). Thermographic assessment of the coolest finger and first toe is useful for diagnosing RP. In women, thermography of first toe is highly recommended.
Adult
;
Diagnosis, Differential
;
Female
;
Fingers/*physiology
;
Humans
;
Male
;
Middle Aged
;
ROC Curve
;
Raynaud Disease/*diagnosis
;
Sensitivity and Specificity
;
Skin Temperature
;
*Thermography
;
Toes/*physiology
5.Extensive Thrombosis in a Patient with Familial Mediterranean Fever, Despite Hyperimmunoglobulin D State in Serum: First Adult Case in Korea.
Kowoon JOO ; Won PARK ; Moon Hyun CHUNG ; Mie Jin LIM ; Kyong Hee JUNG ; Yoonseok HEO ; Seong Ryul KWON
Journal of Korean Medical Science 2013;28(2):328-330
Familial Mediterranean fever (FMF) is an autosomal recessive disease characterized by recurrent episodes of fever accompanied by peritonitis, pleuritis, arthritis, or erysipelas-like erythema. It is known to occur mainly among Mediterranean and Middle Eastern populations such as non-Ashkenazi Jews, Arabs, Turks, and Armenians. FMF is not familiar to clinicians beyond this area and diagnosing FMF can be challenging. We report a 22-yr old boy who presented with fever, arthalgia and abdominal pain. He had a history of recurrent episodes of fever associated with arthalgia which would subside spontaneously or by antipyretics. Autosomal recessive periodic fever syndromes were suspected. Immunoglobulin D (IgD) level in the serum was elevated and DNA analysis showed complex mutations (p.Glu148Gln, p.Pro369Ser, p.Arg408Gln) in the MEFV gene. 3D angio computed tomography showed total thrombosis of splenic vein with partial thrombosis of proximal superior mesenteric vein, main portal vein and intrahepatic both portal vein. This is a case of FMF associated with multiple venous thrombosis and elevated IgD level. When thrombosis is associated with elevated IgD, FMF should be suspected. This is the first adult case reported in Korea.
Abdominal Pain/etiology
;
Arthralgia/etiology
;
Cytoskeletal Proteins/genetics/metabolism
;
Familial Mediterranean Fever/complications/*diagnosis
;
Humans
;
Immunoglobulin D/*blood
;
Male
;
Mesenteric Veins
;
Mevalonate Kinase Deficiency/complications/*diagnosis
;
Mutation
;
Portal Vein
;
Republic of Korea
;
Splenic Vein
;
Tomography, X-Ray Computed
;
Venous Thrombosis/complications/*diagnosis
;
Young Adult
6.A Case Report of Renal Involvement in Adult-Onset Still's Disease over Age 70.
Gwang Seok YOON ; Won PARK ; Ji Hyeon BAEK ; Jee Young HAN ; Kyong Hee JUNG ; Mei Jin LIM ; Kowoon JOO ; Seong Ryul KWON
Journal of Rheumatic Diseases 2013;20(6):364-368
Adult-onset Still's disease (AOSD) is a rare systemic inflammatory disease characterized by spiking fever, arthralgia, salmon pink rash, neutrophilic leukocytosis, and multi-organ involvement. Although renal involvement may appear in some cases of adult Still's disease, onset over 70 years of age with renal involvement has not been described. We report a 73-years-old woman whose illness manifested with fever of unknown origin, massive proteinuria, and multiple lymph nodes enlargement. With proteinuria of 2,650 mg/day, a renal biopsy was performed, and histopathological evaluation yielded the diagnosis of chronic glomerulonephritis (CGN). After excluding infectious disease, malignancy, and other rheumatic disease, AOSD was diagnosed with symptoms including fever over 39.0degrees C for more than a week, leukocytosis, generalized lymphadenopathy, and negative autoantibodies. Proteinuria and fever were improved markedly by high dose glucocorticoids and methotrexate therapy.
Adult
;
Arthralgia
;
Autoantibodies
;
Biopsy
;
Communicable Diseases
;
Diagnosis
;
Exanthema
;
Female
;
Fever
;
Fever of Unknown Origin
;
Glomerulonephritis
;
Glucocorticoids
;
Humans
;
Leukocytosis
;
Lymph Nodes
;
Lymphatic Diseases
;
Methotrexate
;
Neutrophils
;
Proteinuria
;
Rheumatic Diseases
;
Salmon
;
Still's Disease, Adult-Onset*
7.Safety and Efficacy Evaluation for the Addition of Either Etanercept or Leflunomide in Korean Rheumatoid Arthritis Patients Inadequately Responding to Methotrexate.
Kowoon JOO ; Won PARK ; Seong Ryul KWON ; Mie Jin LIM
Journal of Rheumatic Diseases 2013;20(3):166-171
OBJECTIVE: To compare the safety and efficacy associated with the addition of etanercept (ETN) with that of leflunomide (LEF) in Korean rheumatoid arthritis (RA) patients, who inadequately respond to methotrexate (MTX) in a randomized, open-label study. METHODS: Twenty-nine subjects suffering moderate to severe RA, despite MTX treatment were randomly assigned to a combination therapy with either ETN or LEF. The primary end-point was the proportion of subjects achieving American College of Rheumatology (ACR20) criteria at week 16. RESULTS: Ninety percent (n=18) of the ETN+MTX group (n=20) and 22.2% (n=2) of the LEF+MTX group (n=9) achieved an ACR20 response (p=0.001). All patients (n=20) in the ETN+MTX group showed moderate or good EULAR response as compared with 55.6% (n=5) in the LEF+MTX group (p=0.012). All of the ETN+MTX subjects completed the study without adverse events. Adverse events occurred in 77.8% (n=7) of cases in the LEF+MTX group; significantly elevated serum AST/ALT levels in 6 subjects and mild neutropenia (ANC < 1,500/microL) in 1 subject. CONCLUSION: The ETN+MTX combination therapy was effective and safe, whereas the LEF+MTX combination therapy resulted in moderate efficacy in only half of the cases, and was accompanied by a high rate of adverse events. Elevated AST/ALT was the most common adverse event causing dose adjustment or discontinuation of therapeutic agent in the LEF+MTX group.
Arthritis, Rheumatoid
;
Humans
;
Immunoglobulin G
;
Isoxazoles
;
Liver Function Tests
;
Methotrexate
;
Neutropenia
;
Receptors, Tumor Necrosis Factor
;
Rheumatology
;
Stress, Psychological
;
Etanercept
8.Erratum: Correction of Title.
Kowoon JOO ; Won PARK ; Moon Hyun CHUNG ; Mie Jin LIM ; Kyong Hee JUNG ; Yoonseok HEO ; Seong Ryul KWON
Journal of Korean Medical Science 2013;28(3):493-493
This erratum is being published to correct of title.
9.Detection of an Infected N-butyl-2-cyanoacrylate Plug by F-18 FDG PET/CT Scan in a Patient Who Received Endoscopic Intervention for Gastric Variceal Bleeding.
Kowoon JOO ; In Young HYUN ; Ji Hyeon BAEK ; Moon Hyun CHUNG ; Jin Soo LEE
Infection and Chemotherapy 2013;45(2):230-233
Injection of N-butyl-2-cyanoacrylate has been used successfully for treatment of gastric variceal bleeding. Bacteremia after injection of N-butyl-2-cyanoacrylate is well known, however, the method for diagnosis of infected endovascular injected material has remained uncertain. This is the first case reporting use of F-18 FDG PET/CT in detection of the source of infection after control of endoscopic bleeding with N-butyl-2-cyanoacrylate.
Bacteremia
;
Enbucrilate
;
Hemorrhage
;
Humans
10.Carrier Woman of Duchenne Muscular Dystrophy Mimicking Inflammatory Myositis.
Jiyeol YOON ; Se Hoon KIM ; Chang Seok KI ; Min Jung KWON ; Mie Jin LIM ; Seong Ryul KWON ; Kowoon JOO ; Chang Gi MOON ; Won PARK
Journal of Korean Medical Science 2011;26(4):587-591
Carrier woman of Duchenne muscular dystrophy (DMD) can mimic the inflammatory myositis in presenting symptoms. Two diseases should be differentiated by the clinical history, muscle biopsy and genetic study. There are few reports in which both histochemical and genetic study showed the possible link of overlapping inflammatory pathophysiology with dystrophinopathy. We report a 40-yr-old woman who presented with subacute proximal muscle weakness and high serum level of creatine kinase. She had a history of Graves' disease and fluctuation of serum liver aminotransferase without definite cause. MRI, EMG and NCV were compatible with proximal muscle myopathy. Muscle biopsy on vastus lateralis showed suspicious perifascicular atrophy and infiltration of mono-macrophage lineage cells complicating the diagnosis. Dystrophin staining showed heterogeneous diverse findings from normal to interrupted mosaic pattern. Multiple ligation probe amplification and X chromosome inactivation test confirmed DMD gene deletion mutation in exon 44 and highly skewed X inactivation.
Adult
;
Creatine Kinase/blood
;
Diagnosis, Differential
;
Dystrophin/metabolism
;
Echocardiography
;
Exons
;
Female
;
Heterozygote
;
Humans
;
Magnetic Resonance Imaging
;
Muscle Weakness
;
Muscular Dystrophy, Duchenne/*diagnosis/genetics/pathology
;
Myositis/diagnosis/genetics/pathology
;
Transaminases/blood

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