1.Korean Thyroid Association Guidelines on the Management of Differentiated Thyroid Cancers; Part II. Follow-up Surveillance after Initial Treatment 2026
Eun Kyung LEE ; Seung Heon KANG ; Bon Seok KOO ; Mijin KIM ; Min Joo KIM ; Bo Hyun KIM ; Ji Won KIM ; Dong Gyu NA ; Sohyun PARK ; Ji-In BANG ; Kyorim BACK ; Youngduk SEO ; Young-Ik SON ; Young Shin SONG ; Dong Yeob SHIN ; Jong-Hyuk AHN ; Hwa Young AHN ; So Won OH ; Ho-Ryun WON ; Won Sang YOO ; Min Kyoung LEE ; Sang-Woo LEE ; Jeongmin LEE ; Ji Ye LEE ; Dong-Jun LIM ; Ki-Wook CHUNG ; Ari CHONG ; Jin Hyang JUNG ; Sun Wook CHO ; Yoon Young CHO ; Chae Moon HONG ; Young Joo PARK ;
International Journal of Thyroidology 2026;19(1):1-40
In patients with differentiated thyroid cancer (DTC), initial recurrence risk stratification based on clinical, histopathological, and perioperative data remains the key determinant for guiding management strategies during the first 1-2 years post-treatment. However, the adoption of ongoing risk stratification (ORS), which dynamically reassesses risk by integrating longitudinal clinical data and treatment response, enables more precise long-term prognostic assessment and facilitates highly individualized management. Building upon recent guidelines, the 2026 KTA guideline has been further refined by incorporating robust evidence from large-scale national cohorts and comprehensive systematic reviews. These updated recommendations outline contemporary concepts of ORS, risk-adapted TSH suppression targets, optimized surveillance modalities for recurrence detection, and disease-specific long-term follow-up strategies. Reflecting the paradigm shift toward de-escalated treatment, this revision integrates evolved perspectives on TSH suppression intensity, the clinical interpretation of thyroglobulin levels, and tailored follow-up intervals. These evidence-based recommendations aim to minimize unnecessary treatment and excessive surveillance in the large proportion of patients with excellent prognosis after initial therapy, while ensuring that each patient receives appropriately tailored and effective long-term management.
2.Shear bond strength of Universal bonding systems to Ni-Cr alloy.
So Yeon SONG ; Byung Wha SON ; Jong Yeob KIM ; Sang Wan SHIN ; Jeong Yol LEE
The Journal of Korean Academy of Prosthodontics 2015;53(4):295-300
PURPOSE: The aim of this study was to evaluate the shear bond strength between Ni-Cr alloy and composite resin using universal adhesive systems coMPared to conventional method using metal primers. MATERIALS AND METHODS: For this study, a total of 120 cast commercial Ni-Cr alloy (Vera Bond 2V) disks were embedded in acrylic resin, and their surfaces were smoothed with silicon carbide papers and airborne-particle abrasion. Specimens of each metal were divided into 6 groups based on the combination of metal primers (Metal primer II, Alloy primer, Metal & Zirconia primer, MKZ primer) and universal adhesive systems (Single Bond Universal, All Bond Universal). All specimens were stored in distilled water at 37degrees C for 24 hours. Shear bond strength testing was performed with a universal testing machine at a cross head speed of 1 m/min. Data (MPa) were analyzed using one-way ANOVA and the post hoc Tukey's multiple comparison test (alpha=.05). RESULTS: There were significant differences between Single Bond Universal, All Bond Universal, Metal Primer II and Alloy Primer, MKZ Primer, Metal & Zirconia Primer (P<.001). CONCLUSION: Universal Adhesive system groups indicated high shear bond strength value bonded to Ni-Cr alloy than that of conventional system groups using primers except Metal Primer II. Within the limitations of this study, improvement of universal adhesive systems which can be applied to all types of restorations is recommended especially non-precious metal alloy. More research is needed to evaluate the effect of silane inclusion or exclusion in universal adhesive systems.
Adhesives
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Alloys*
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Head
;
Water
3.Adult Onset Still's Disease Developed in a Patient with Membranous Nephropathy Treated with Immunosuppressive Agent.
Hyo Jin KANG ; Joon Mo KIM ; So Young PARK ; Sang Yeob LEE ; Ki Hyun KIM ; Seong Eun KIM ; Young Ki SON ; Won Suk AN
Korean Journal of Nephrology 2011;30(4):409-413
Adult onset Still's disease (AOSD) is a rare systemic inflammatory disease characterized by high spiking fever, leukocytosis, high serum ferritin, salmon-colored rash, arthritis, lymphadenopathy, and hepatosplenomegaly. The etiology of AOSD is obscure. AOSD is diagnosed after exclusion of infection, malignancy and other connective tissue diseases. A 53-year-old female patient with membranous nephropathy was admitted with high fever and leukocytosis. She was taking immunosuppressive agents with low dose steroid and cyclosporine to control of proteinuria caused by membranous nephropathy. She was initially treated with antibiotics, antiviral agent and antifungal agent to control of hidden infection. High spiking fever was sustained for 2 weeks and controlled after hydrocortisone treatment. AOSD was diagnosed according to the criteria of Yamaguchi. It should be considered that AOSD is a cause of high fever in patients treated with immunosuppressive agents.
Adult
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Anti-Bacterial Agents
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Arthritis
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Connective Tissue Diseases
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Cyclosporine
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Exanthema
;
Female
;
Ferritins
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Fever
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Glomerulonephritis, Membranous
;
Humans
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Hydrocortisone
;
Immunosuppressive Agents
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Leukocytosis
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Lymphatic Diseases
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Middle Aged
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Proteinuria
;
Still's Disease, Adult-Onset
4.Heterophyid trematodes (Heterophyopsis continua, Pygidiopsis summa and Heterophyes heterophyes nocens) from domestic cats in Korea.
Kee Seon EOM ; So Yeob SON ; Joon Sang LEE ; Han Jong RIM
The Korean Journal of Parasitology 1985;23(2):197-202
During 8 april 1983 to 9 April 1985, a total of 181 domestic cats (Felis catus domestica Linnaeus) of unknown localities in Korea were purchased at Seoul Chung-ang market, and the internal organs were dissected for helminth infections. In the results, three kinds of trematodes of family Heterophyidae (Ohdner, 1914) were obtained from small intesine of domestic cats and identified as follows: five adult worms of Heterophyopsis continua (Onji et Nishio, 1916) from three hosts, two hundreds and twenty three adult worms of Pygidiopsis summa Onji et Nishio, 1916 from seven hosts and twenty six adult worms of Heterophyes heterophyes nocens (Onji et Nishio, 1916) from three hosts. Among them, Heterophyopsis continua and Pygidiopsis summa had not been proved as natural infectios of cats in Korea.
parasitology-helminth-trematoda
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Heterophyidae
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Heterophyopsis continua
;
Pygidiopsis summa
;
Heterophyes heterophyes nocens
;
cat
;
animal

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