Publications by authors named "O A Haas"

Adequate nurse staffing is crucial for quality healthcare, necessitating accurate predictions of patient arrival rates. These forecasts can be determined using supervised machine learning methods. Optimization of machine learning methods is largely about minimizing the prediction error.

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  • The study analyzed the effects of different orthognathic surgery methods on mentolabial soft tissues, comparing bimaxillary surgeries with and without genioplasty.
  • Pre- and post-operative CBCT scans were used to assess changes in mandibular movements and the relationship between hard and soft tissues in 97 patients.
  • The findings suggest that the technique used for genioplasty significantly affects the outcome, with minimally invasive methods causing less disturbance to soft tissues and potentially reducing the risk of chin sagging.
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  • - Severe aplastic anemia (SAA) is a serious condition where bone marrow fails, potentially triggered by environmental, autoimmune, or genetic factors, including genetic mutations linked to chronic mucocutaneous candidiasis (CMC).
  • - The genetic mutations that cause CMC lead to overactivation of the STAT1 signaling pathway, which plays a key role in the immune and blood systems, and this malfunction can also contribute to some cases of idiopathic SAA.
  • - The paper presents a notable case of a patient with SAA from a family with CMC and emphasizes that SAA should be recognized as a possible manifestation of mutations in CMC cases, suggesting the need for further genetic analysis during diagnosis.
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Routine ABO blood group typing of apparently healthy individuals sporadically uncovers unexplained mixed-field reactions. Such blood group discrepancies can either result from a haematopoiesis-confined or body-wide dispersed chimerism or mosaicism. Taking the distinct clinical consequences of these four different possibilities into account, we explored the responsible cause in nine affected individuals.

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