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진준,정진욱,정민영,조동혁,정동진 대한골대사학회 2017 대한골대사학회지 Vol.24 No.4
Background: The aim of this study is to determine the proportion of cancers presenting with parathyroid hormone (PTH) related protein (PTHrP)-mediated hypercalcemia, examine the clinical and biochemical characteristics, identify predictive factors for survival. And we also compared those characteristics between solid organ and hematologic malignancy groups. Methods: Cancer patients with PTHrP-mediated hypercalcemia who were treated at Chonnam National University Hospital in Korea from January 2005 to January 2015 were retrospectively reviewed. Results: Of all 115 patients, solid organ malignancies were the most common etiology (98 cases, 85.2%), with squamous cell carcinoma (50 cases, 43.4%), adenocarcinoma (27 cases, 23.4%). Interestingly, hepatocellular carcinoma (HCC; 18 cases, 15.7%) and cholangiocarcinoma (11 cases, 9.6%) were much more common causes than other previous reports. Hematologic malignancy was less common (17 cases, 14.8%), with multiple myeloma (9 cases, 7.8%) and non-Hodgkin’s lymphoma (5 cases, 4.3%). Overall median survival was only 37 days. There was significant difference in median survival between two groups (35 days for solid organ malignancy and 72 days for hematologic malignancy; P=0.015). Cox regression analysis identified age, the type of malignancy and the time interval of developing hypercalcemia after cancer diagnosis as independent predictive factors for survival time. Conclusions: PTHrP-mediated hypercalcemia was most frequently caused by solid organ malignancy. However, HCC and cholangiocarcinoma were important causes of PTHrP-mediated hypercalcemia may be due to geographic differences in cancer incidence in Korean population. Age, the type of malignancy and the time interval of developing hypercalcemia after cancer diagnosis were independent poor predictive factors for survival time.
Optic Nerve Sheath Meningioma: Preliminary Analysis of the Role of Radiation Therapy
진준,주진덕,한정호,양희경,황정민,김이준,김인아,김재용 대한뇌종양학회 2018 Brain Tumor Research and Treatment Vol.6 No.1
Background The purpose of this study was to evaluate the treatment outcome of our optic nerve sheath meningioma (ONSM) case series in terms of preventing tumor growth and preserving vision in ONSM patients. Methods Between July 2003 and March 2015, 1,398 patients with intracranial meningioma were diagnosed at Seoul National University Bundang Hospital. Among them, only 13 patients (0.93%) were diagnosed with ONSM and enrolled in the present study. Tumor volume changes of ONSM patients and their visual acuity were evaluated before and after treatments. Results The median follow-up time was 50 months (range, 12-133 months). Visual acuity was evaluated in 12 of 13 patients, and visual acuity was found to be preserved in 9 of 12 patients (75%). Tumor volume was reduced in all patients. The tumor control rate was 100% in the present study. The difference in tumor volume between pretreatment and last follow-up was statistically significant (p=0.015). Conclusion Intensity-modulated radiotherapy (IMRT) and gamma knife radiosurgery (GKS) could maintain visual acuity and stabilize tumor volume in ONSM patients, suggesting that IMRT and GKS may be effective therapies for ONSM. However, which treatment is the more effective modality must be confirmed by prospective studies and longer-term follow-up.
알도스테론 분비 부신샘종과 동측의 신장동맥혈관협착이 동반된
진준 ( Joon Jin ),임철환 ( Chur Hoan Lim ),정진욱 ( Jin Ook Chung ),조동혁 ( Dong Hyeok Cho ),정동진 ( Dong Jin Chung ),정민영 ( Min Young Chung ),최유덕 ( Yoo Duk Choi ) 대한내과학회 2015 대한내과학회지 Vol.89 No.1
The simultaneous occurrence of renovascular hypertension and an aldosterone-producing adrenal adenoma is a rare entity. Here, we report the case of a 52-year-old female who had a coexisting aldosterone-producing adrenal adenoma and ipsilateral renal artery stenosis. She was diagnosed with the aldosterone-producing adrenal adenoma and then underwent a laparoscopic left adrenalectomy. Her blood pressure was uncontrolled after the adrenalectomy. Selective renal angiography showed left renal artery stenosis; thus, she underwent balloon angioplasty at the same sitting. Subsequently, her blood pressure returned to normal after administration of a single antihypertensive drug. This case suggests that it is important to recognize the possible coexistence of renal artery stenosis in a patient with an aldosterone-producing adrenal adenoma. (Korean J Med 2015;89:97-101)
한지현,진준,정진욱,조동혁,정동진,정민영 대한내과학회 2016 대한내과학회 추계학술발표논문집 Vol.2016 No.1
Aim: The aim of this study was to investigate whether there are any differences in the manifestations of diabetic ketoacidosis (DKA) and in recurrence rate of DKA according to an age at diagnosis of type 2 diabetes. Methods: We enrolled 61 type 2 diabetic patients who presented with diabetic ketoacidosis from 2003 to 2015. We obtained clinical, biochemical and recurrence rate data from electronic records. The subjects were divided into two groups based on the age at diagnosis of diabetes: age of diagnosis ≥ 40 years and age of diagnosis <40 years. Mean follow-up period was 19.9 months (range 0-118). Results: There were no significant differences of body mass index, glucose levels, triglyceride levels and HbA1c levels between two groups at the presentation of DKA. There was no significant difference in frequency of severe DKA between two groups. In addition, there was no significant difference in recurrence rate of DKA between two groups during the follow-up period. Conclusions: Our results suggest that younger age at diagnosis of type 2 diabetes is not associated with poor metabolic conditions in regards to DKA, compared with usual age at diagnosis of type 2 diabetes.
Electrolyte Imbalance in Patients with Sheehan’s Syndrome
임철환,한지현,진준,유지은,정진욱,조동혁,정동진,정민영 대한내분비학회 2015 Endocrinology and metabolism Vol.30 No.4
Background: We investigated the prevalence of electrolyte imbalance and the relationship between serum electrolyte and anterior pituitary hormone levels in patients with Sheehan’s syndrome. Methods: In a retrospective study, we investigated 78 patients with Sheehan’s syndrome. We also included 95 normal control subjects who underwent a combined anterior pituitary hormone stimulation test and showed normal hormonal responses. Results: In patients with Sheehan’s syndrome, the serum levels of sodium, potassium, ionized calcium, magnesium, and inorganic phosphate were significantly lower than those in control subjects. The prevalence of hyponatremia, hypokalemia, hypocalcemia, hypomagnesemia, and hypophosphatemia in patients with Sheehan’s syndrome was 59.0% (n=46), 26.9% (n=21), 35.9% (n=28), 47.4% (n=37), and 23.1% (n=18), respectively. Levels of sodium and ionized calcium in serum were positively correlated with levels of all anterior pituitary hormones (all P<0.05). Levels of potassium in serum were positively correlated with adrenocorticotrophic hormone (ACTH) and growth hormone (GH) levels (all P<0.05). Levels of inorganic phosphate in serum were positively correlated with levels of thyroid-stimulating hormone, prolactin, and GH (all P<0.05), and levels of magnesium in serum were positively correlated with delta ACTH (P<0.01). Conclusion: Electrolyte imbalance was common in patients with Sheehan’s syndrome. Furthermore, the degree of anterior pituitary hormone deficiency relates to the degree of electrolyte disturbance in patients with this disease.