Search Results - "Spacek, Lisa A."

Musculoskeletal manifestations of syphilis in adults: secondary syphilis presenting with ankle inflammatory arthritis and bone involvement with calvarial and sternal lesions. What the rheumatologist needs to know by Traczuk, Ashley, Chetrit, David Alexandre, Balasubramanya, Rashmi, Nwaoduah, Nneamaka, Lee, Jason B., Spacek, Lisa A., Loizidis, Giorgos

“…Although the incidence of syphilis reached a historic low in 2000, the number of incident cases has since increased in men and women across the USA. In 2019,…”
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Clinical utility of breath ammonia for evaluation of ammonia physiology in healthy and cirrhotic adults by Spacek, Lisa A, Mudalel, Matthew, Tittel, Frank, Risby, Terence H, Solga, Steven F

“…Blood ammonia is routinely used in clinical settings to assess systemic ammonia in hepatic encephalopathy and urea cycle disorders. Despite its drawbacks,…”
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Breath ammonia and ethanol increase in response to a high protein challenge by Spacek, Lisa A., Mudalel, Matthew L., Lewicki, Rafal, Tittel, Frank K., Risby, Terence H., Stoltzfus, Jill, Munier, Joseph J., Solga, Steven F.

“…Abstract Quantifying changes in ammonia and ethanol in blood and body fluid assays in response to food is cumbersome. We used breath analysis of ammonia,…”
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Response to Antiretroviral Therapy in HIV-Infected Patients Attending a Public, Urban Clinic in Kampala, Uganda by Spacek, Lisa A., Shihab, Hasan M., Kamya, Moses R., Mwesigire, Doris, Ronald, Allan, Mayanja, Harriet, Moore, Richard D., Bates, Michael, Quinn, Thomas C.

“…Background. Access to antiretroviral therapy and human immunodeficiency virus (HIV) care is increasing in resource-limited settings. We evaluated clinical,…”
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Factors influencing breath ammonia determination by Solga, Steven F, Mudalel, Matthew, Spacek, Lisa A, Lewicki, Rafal, Tittel, Frank, Loccioni, Claudio, Russo, Adolfo, Risby, Terence H

“…Amongst volatile compounds (VCs) present in exhaled breath, ammonia has held great promise and yet it has confounded researchers due to its inherent…”
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The Impact of Telemedicine on Human Immunodeficiency Virus (HIV)-Related Clinical Outcomes During the COVID-19 Pandemic by Cox, Avery Lin, Tsang, Daniel, Spacek, Lisa A., Daskalakis, Constantine, Coppock, Dagan

“…The coronavirus disease of 2019 (COVID-19) pandemic exacerbated barriers to care for people living with human immunodeficiency virus (HIV) (PLWH). The quick…”
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Repeated Measures of Blood and Breath Ammonia in Response to Control, Moderate and High Protein Dose in Healthy Men by Spacek, Lisa A., Strzepka, Arthur, Saha, Saurabh, Kotula, Jonathan, Gelb, Jeffrey, Guilmain, Sarah, Risby, Terence, Solga, Steven F.

“…Ammonia physiology is important to numerous disease states including urea cycle disorders and hepatic encephalopathy. However, many unknowns persist regarding…”
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Early Liver Transplantation for Alcoholic Hepatitis by Solga, Steven F., Goldberg, David S., Spacek, Lisa A., Forde, Kimberly A.

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Comment on: Acute and chronic hepatitis E virus infection in human immunodeficiency virus‐infected U.S. women by Spacek, Lisa A, Solga, Steven F.

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Comment on “when to perform hepatic resection for intermediate‐stage hepatocellular carcinoma” by Spacek, Lisa A., Solga, Steven F.

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COVID-19 Retesting in the Primary Care Setting by Summer, Ashley K, Summer, Ross S, Solga, Steven F, Spacek, Lisa A

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Predictors of Long-Term Viral Failure Among Ugandan Children and Adults Treated With Antiretroviral Therapy by Kamya, Moses R, Mayanja-Kizza, Harriet, Kambugu, Andrew, Bakeera-Kitaka, Sabrina, Semitala, Fred, Mwebaze-Songa, Patricia, Castelnuovo, Barbara, Schaefer, Petra, Spacek, Lisa A, Gasasira, Anne F, Katabira, Elly, Colebunders, Robert, Quinn, Thomas C, Ronald, Allan, Thomas, David L, Kekitiinwa, Adeodata

“…BACKGROUND:HIV RNA viral load testing is costly and is generally unavailable in resource-limited settings. We identified predictors of viral failure and…”
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Fast and accurate exhaled breath ammonia measurement by Solga, Steven F, Mudalel, Matthew L, Spacek, Lisa A, Risby, Terence H

“…This exhaled breath ammonia method uses a fast and highly sensitive spectroscopic method known as quartz enhanced photoacoustic spectroscopy (QEPAS) that uses…”
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Mo1014 A High Protein Challenge Increases Gut-Derived Exhaled Breath Ammonia by Mudalel, Matthew L, Spacek, Lisa A, Tittel, Frank K, Lewicki, Rafal, Risby, Terence H, Stoltzfus, Jill, Solga, Steven F

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Absence of detectable xenotropic murine leukemia virus-related virus in plasma or peripheral blood mononuclear cells of human immunodeficiency virus Type 1-infected blood donors or individuals in Africa by Tang, Shixing, Zhao, Jiangqin, Viswanath, Ragupathy, Nyambi, Phillipe N., Redd, Andrew D., Dastyar, Armeta, Spacek, Lisa A., Quinn, Thomas C., Wang, Xue, Wood, Owen, Gaddam, Durga, Devadas, Krishnakumar, Hewlett, Indira K.

“…BACKGROUND: Since the identification of xenotropic murine leukemia virus–related virus (XMRV) in prostate cancer patients in 2006 and in chronic fatigue…”
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Changes in the concentration of breath ammonia in response to exercise: a preliminary investigation by Solga, Steven F, Mudalel, Matthew, Spacek, Lisa A, Lewicki, Rafal, Tittel, Frank K, Loccioni, Claudio, Russo, Adolfo, Ragnoni, Alessandro, Risby, Terence H

“…Breath ammonia has proven to be a difficult compound to measure accurately. The goal of this study was to evaluate the effects that the physiological…”
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Total lymphocyte count and hemoglobin combined in an algorithm to initiate the use of highly active antiretroviral therapy in resource-limited settings by SPACEK, Lisa A, GRISWOLD, Michael, QUINN, Thomas C, MOORE, Richard D

“…To develop clinical algorithms that improve the sensitivity of surrogate markers to initiate the use of highly active antiretroviral therapy (HAART) in…”
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Development and evaluation of a clinical algorithm to monitor patients on antiretrovirals in resource‐limited settings using adherence, clinical and CD4 cell count criteria by Meya, David, Spacek, Lisa A, Tibenderana, Hilda, John, Laurence, Namugga, Irene, Magero, Stephen, Dewar, Robin, Quinn, Thomas C, Colebunders, Robert, Kambugu, Andrew, Reynolds, Steven J

“…Background Routine viral load monitoring of patients on antiretroviral therapy (ART) is not affordable in most resource‐limited settings. Methods A…”
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Evaluation of Dynabeads and Cytospheres Compared With Flow Cytometry to Enumerate CD4+ T Cells in HIV-Infected Ugandans on Antiretroviral Therapy by LUTWAMA, Fred, SERWADDA, Ronnie, SPACEK, Lisa A, MAYANJA-KIZZA, Harriet, SHIHAB, Hasan M, RONALD, Allan, KAMYA, Moses R, THOMAS, David, JOHNSON, Elizabeth, QUINN, Thomas C, MOORE, Richard D

“…Laboratory-based monitoring of antiretroviral therapy is essential but adds a significant cost to HIV care. The World Health Organization 2006 guidelines…”
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Evaluation of a low-cost method, the guava easyCD4 assay, to enumerate CD4-positive lymphocyte counts in HIV-infected patients in the united states and uganda by SPACEK, Lisa A, SHIHAB, Hasan M, LUTWAMA, Fred, SUMMERTON, Jean, MAYANJA, Harriet, RONALD, Allan, MARGOLICK, Joseph B, NILLES, Tricia L, QUINN, Thomas C

“…To evaluate the EasyCD4 assay, a less expensive method to enumerate CD4+ lymphocytes, in resource-limited settings. Cross-sectional study conducted in the…”
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