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Biomedical subjects

J P Sung

Publications and source records attributed to J P Sung.

13 recordsLinked to original sources

A study of forty-nine consecutive Whipple resections for periampullary adenocarcinoma.

BACKGROUND: We designed a program to evaluate the morbidity, mortality, survival rates, and patient's quality of life after Whipple resection for pancreatic and other periampullary adneocarcinoma. PATIENTS AND METHODS: After studying 11 fresh and unembalmed cadavers to learn the regional anatomy and to practice the surgical techniques for traditional Whipple procedure by the senior author (JS), 49 patients aged 56 to 84 years old were treated with Whipple's pancreatoduocenectomy. RESULTS: There was no postoperative mortality or morbidity from anastomotic leakage. All 49 patients were discharged in an improved condition following surgery, including 5 patients with emergency resection. Eight patients are alive at the time of this writing, including 2 patients who had their pancreatic cancer resected 168 and 139 months ago. CONCLUSIONS: In the opinion of these authors, treatment of all resectable cancers with Whipple's pancreatoduodenectomy offers not only a superior palliation but also the hope of cure.

Adenocarcinoma↗

Indication for translumbar aortogram.

Percutaneous transfemoral or to a lesser degree the transaxillary catheterization for peripheral angiography is the procedure of choice by most radiologists. Under certain circumstances, however, these vessels may not be suitable or accessible for such studies. We have performed 330 translumbar aortograms and have found translumbar aortograms to be a safe and simple procedure that may be used as an alternative to the other methods for evaluating aortofemoral occlusive disease, particularly when the femoral artery becomes inaccessible.

Adult↗

Miconazole therapy for systemic candidiasis in a conjoined (Siamese) twin and a premature newborn.

A 2.5 kg thoracopagus (Siamese) twin and a 0.73 kg premature newborn developed systemic candidiasis and were treated with intravenous miconazole. The conjoined twin was in a state of severe metabolic acidosis, respiratory distress, jaundice, anuria, abdominal distension, and shock. The 0.73 kg premature infant was also in a state of severe metabolic acidosis, respiratory distress, and oliguria. Miconazole was used in this desperate situation for the treatment of life-threatening candidiasis. Both infants responded well to treatment and recovered. All parameters of their diseases improved during therapy despite pre-existing multiple organ dysfunction. Miconazole can be a safe alternative to amphotericin B for the treatment of systemic candidiasis in neonatal infants, including those with impaired renal function.

Candida albicans↗

Coccidioidomycosis of the prostate gland and its therapy.

A case of disseminated coccidioidomycosis was diagnosed from a prostatic biopsy. Patients with sterile pyuria, prostatic nodules or symptoms of prostatitis who have lived in or traveled through an endemic area need careful evaluation of the lower genitourinary tract. Immunological treatment with a transfer factor currently is under investigation. Miconazole may offer a promise for future treatment of this fungal infection and, particularly, for patients with impaired renal function.

Amphotericin B↗

Miconazole therapy for fungal meningitis.

Eight patients with fungal meningitis (5 with the coccidioidal type, 2 with cryptococcal, and 1 with histoplasmosis) were treated with intravenous (IV) and intrathecal (IT) miconazole after previous therapy with amphotericin B proved unsuccessful. Miconazole was well tolerated with both IV and IT administration. The CSF concentration of miconazole one hour after an IV infusion of 800 mg was 0.1 to 0.3 microgram/ml. When 20 mg of miconazole was administered intrathecally via lumbar injection in patients with coccidioidal meningitis, 6.5, 2.4, 0.77, and 0.24 microgram/ml, respectively, was found in the CSF at the cisternal level at 12, 24, 48, and 72 hours, respectively. Miconazole is apparently an effective fungistatic drug of low toxicity and is a potentially useful agent in the treatment of systemic mycoses and fungal meningitis, in particular.

Adult↗

Quantitation of imidazoles by agar-disk diffusion.

A simple, reliable, and inexpensive assay for quantitation of the imidazole drugs miconazole, RV 40,500, and RV 41,400 was tested. The assay, similar to a Kirby-Bauer test, was sensitive to less than or equal to 0.2 mug of drug per ml and linear from less than or equal to 0.2 to 10.0 mug/ml. Concentration of inoculum and agar depth in test plates was not as critical as the type of medium, amount of inoculum, or type of drug used.

Animals↗

Intravenous and intrathecal miconazole therapy for systemic mycoses.

Ten patients with systemic mycoses, including five with fungal meningitis, were treated with intravenously or intrathecally administered miconazole, or both. Minimal inhibitory concentrations of miconazole for clinical isolates of Coccidioides immitis, Cryptococcus neoformans and Candida albicans were less than 0.6 microg per ml. Except for pruritus of variable degrees, the drug was well tolerated both intravenously and intrathecally by all patients. No measurable impairment of renal, hepatic or bone marrow function was observed in patients after 4(1/2) months of intravenous therapy. No hematological or biochemical abnormalities and no evidence of recurrent coccidioidal osteomyelitis were observed in 16 months of follow-up in our first patient treated with this drug. Miconazole is apparently an effective antifungal drug of low toxicity and is a potentially useful agent for treatment of human systemic mycoses.

Aged↗