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Biomedical subjects

Kae Young Park

Publications and source records attributed to Kae Young Park.

3 recordsLinked to original sources

Burkitt's lymphoma representing periportal infiltrating mass on CT.

Imaging findings of secondary hepatic lymphoma have been reported as variable, ranging from single or multiple small nodules to diffuse infiltrative tumor patterns. We hear present a rare case report concerning aggressive B cells, secondary Burkitt's lymphoma in non-AIDS demonstrating a surprising periportal lymphoma infiltration, without upper abdominal lymphadenopathy or splenomegaly on the sonography and CT scans. Clinically, the case was characterized by atypical and highly aggressive course, with the patient presenting an abruptly developed obstructive jaundice with rapidly deteriorating hepatic function that could be indicative of cholestatic hepatitis, which differs in its clinical manifestations from hepatic lymphoma without functional deterioration in respect of its non-tissue destructive growth pattern. We suggest that hepatic lymphoma can sometimes be consistent with periportal infiltrating homogeneous mass, with no lymphadenopathy or splenomegaly on the imaging examination, with a predictable aggressive clinical course of the disease and poor prognosis.

Abdomen↗

Steatocystoma multiplex: mammographic and sonographic manifestations.

OBJECTIVE: This study was performed to identify the typical imaging features of steatocystoma multiplex on mammography and sonography. CONCLUSION: Steatocystoma multiplex is manifest by multiple clinically palpable skin-colored or yellow nodules scattered on the axillae and the anterior chest wall. Steatocystoma multiplex is included in the differential diagnoses of lipoma, fat necrosis, galactocele, epidermal cyst, and so on, so radiologists need to be aware of its distinguishing features. The findings of a well-circumscribed round fat-density nodule on mammography or an intradermal hypoechoic nodule on sonography, combined with a family history of steatocystoma multiplex (40%) and an extensive bilateral spatial distribution of nodules, confirm the diagnosis of steatocystoma multiplex.

Adult↗

Sclerosing lobular hyperplasia: sonographic pathologic correlation.

The objective was to evaluate the sonographic findings of sclerosing lobular hyperplasia (SLH) of the breast and to correlate the sonographic findings and the pathologic features. This study consisted of 9 patients with pathologically proven sclerosing lobular hyperplasia who had undergone a preoperative imaging study. We retrospectively reviewed 9 ultrasonograms and 6 mammograms. In each patient mammographic findings including, shape and margin, and ultrasonographic findings including the size, length-to-anteroposterior ratio, shape, margin, internal echo pattern, and the presence and location of internal echogenic septum, were evaluated. Histopathologic correlations focused on characteristic imaging findings. Of the 6 mammograms, 4 cases showed a lobular (3 of 6) or an oval shaped mass (1 of 6) with a partly obscured margin (4 of 6). The remaining 2 cases showed heterogeneously dense breast without visible mass. Ultrasonograms showed a lobular (5 of 9) or an oval (4 of 9) shaped mass with a circumscribed margin (9 of 9). The mean length/anteroposterior ratio was 1.98. Intratumoral echogenic septum was present in 8 cases. Six cases had a peripherally arising septum. Histopathologic review revealed that this septum was correlated to interlobular sclerosis. A peripherally arising intratumoral echogenic septum on ultrasonography seen in SLH might be explained by the interlobular sclerosis.

Adult↗