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Biomedical subjects

O K Liu

Publications and source records attributed to O K Liu.

6 recordsLinked to original sources

Foix-Chavany-Marie syndrome.

Anarthria and bilateral central faciolinguopharyngeomasticatory paralysis with automatic voluntary dissociation are the clinical hallmarks of Foix-Chavany-Marie syndrome (FCMS), the cortico-subcortial type of suprabulbar palsy. We present a 64-year-old man who was admitted due to acute onset of speechlessness for days. Neurological examinations demonstrated typical features of FCMS. Cranial MRI showed a right opercular lesion and several lacunar infarcts in bilateral hemispheres. Hexamethylpropylenamine oxime (HMPAO) brain SPECT revealed hypoperfusion in bilateral opercular regions and notably on the right side. In review of previous reports, the most common etiology of FCMS is stroke in the region of either operculum. Our case may be a good example of FCMS after multiple cerebrovascular insults over bilateral opercular cortico-subcortical areas as demonstrated in MRI and SPECT studies.

Diagnosis, Differential↗

Technetium-99m HIDA hepatic lobar distribution and retention ratios in detection of intrahepatic lithiasis.

Technetium-99m HIDA hepatic lobar distribution and retention ratios were developed to evaluate patients with intrahepatic lithiasis. The data of 57 cases were analyzed. Results reveal a highly significant difference in these ratios between the patients and normal individuals. They are simple, objective, and easily obtainable. Thus, the determination of these ratios may replace [99mTc]HIDA sequential scintiphotography, which is qualitative and time consuming, for screening intrahepatic lithiasis.

Calculi↗

Sequential scintiphotography with technetium-99m pyridoxylideneglutamate in the detection of intrahepatic lithiasis: concise communication.

Sequential scintiphotography with Tc-99m pyridoxylideneglutamate was used to evaluate patients under strong suspicion of intrahepatic stones. The scintiphotos of 19 cases were analyzed. Results indicate that the sequential study reveals an excretion pattern pertinent to the diagnosis of intrahepatic stone. This simple and innocuous approach would be a useful screening technique for this disease.

Bile Ducts, Intrahepatic↗