30%

30%

70%

# Experience

#### Catholic University of Korea, Seoul St.Mary Hospital

Mar 2016 – Present

#### Catholic University of Korea, Incheon St.Mary Hospital

Mar 2014 – Feb 2016

#### Inje University, Haeundae Paik Hospital

Mar 2013 – Feb 2014

#### Seoul Asan Medical Center

Mar 2012 – Feb 2013

#### Doctor in exclusive charge of Draft Physical

Mar 2009 – Feb 2012

#### Seoul Asan Medical Center

Mar 2004 – Feb 2008

# Recent Posts

### Cauchy's integral formula and Taylor series

Cauchy’s integral formula defines analytic function evaluation with path integral with denominator translation at evaluation point …

### Primitive function

The presence of primitive function is a strong condition that makes a function is analytic in a disc $$D(a,R)$$. The meaning is the …

### Linear transformation

A norm of linear transformation $$\Lambda : X \rightarrow Y$$ is defined by \(\| \Lambda \| = \sup \{ \| \Lambda(x) \|:x \in X, \|x\| …

### Convergence

It is the main subject of analysis that finding conditions making sequential mathematical objects like a set, sequence, series to be …

### Laplace transformation

The Fourier series represents a periodic function as a descrete vectors. The Fourier transformation turns a time domain non-periodic …

# Recent Publications

### Prediction of PIK3CA Mutations from Cancer Gene Expression Data

Breast cancers with PIK3CA mutations can be treated with PIK3CA inhibitors in hormone receptor-positive HER2 negative subtypes. We …

### Deciphering the Tumor Microenvironment through Radiomics in Non-Small Cell Lung Cancer: Correlation with Immune Profiles

Growing evidence suggests that the efficacy of immunotherapy in non-small cell lung cancers (NSCLCs) is associated with the immune …

### Next Generation Sequencing Can Be Helpful in Histologic Diagnosis: A Case Report of Metastatic Breast Cancer Mimicking Atypical Carcinoid Tumor of Lung

Development of molecular technology has led to the expansion of next generation sequencing (NGS) in area of diagnostic pathology. Here …

### Spread through Air Spaces (STAS) in Invasive Mucinous Adenocarcinoma of the Lung: Incidence, Prognostic Impact, and Prediction Based on Clinicoradiologic Factors

Background Spread through air spaces (STAS) has recently been demonstrated to exhibit a negative impact on lung adenocarcinoma …

### BRCA1/2 Somatic Mutation Detection in Formalin-Fixed Paraffin Embedded Tissue by next-Generation Sequencing in Korean Ovarian Cancer Patients

Introduction The detection of BRCA1/2 mutations is important because PARP1 inhibitors are approved for germline and/or somatic …