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Case No. 495
2018-10-01~2018-10-31
출제자 : 류경화
Hit : 414
| Period | 2018-10-01~2018-10-31 |
|---|---|
| Diagnosis | IgG4-related disease |
| Gender |
|
| Age | 71 |
| Clinical information | 71세/남자 Left otalgia 진단은? |
| Discussion | Systemic disease that is characterized by abundant infiltration of IgG4-positive plasma cells and lymphocytes with associated fibrosis, leading to organ dysfunction Common locations in head and neck : salivary glands, lacrimal glands, orbits, thyroid gland, lymph nodes, sinonasal cavities, and pituitary stalk Otologic involvement: rare General imaging feature Enhancing focal mass or diffuse infiltrative abnormalities MRI-T2WI : intermediate to hypointense mass-like or infiltrative lesion |
| Correct answer |
Correct AnswerSemi-Correct Answer |