Publications by authors named "Issa Ahmad"

Introduction And Importance: Primary breast lymphoma (PBL) is an extremely rare neoplasm, accounting for less than 1 % of breast malignancies and less than 2 % of extranodal non-Hodgkin lymphomas (NHLs).

Case Presentation: This case report discusses a 60-year-old female patient presenting with a primary breast lymphoma, specifically diffuse large B-cell lymphoma. The patient had no personal history of breast cancer but exhibited a painless, palpable mass in the left breast with axillary lymphadenopathy.

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Immunosuppressed individuals face a significantly elevated risk of developing aggressive cutaneous malignancies, often surpassing the aggressiveness observed in immunocompetent counterparts. Our patient exhibited several risk factors associated with melanoma development in renal recipients, including skin type, sun exposure, and the duration of immunosuppression. The determination of staging holds paramount importance as it directly influences both prognosis and subsequent management.

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Background: Molar incisor hypomineralisation (MIH) is a common disorder of tooth development, which has recently been found to be associated with a higher prevalence of hypodontia. The aim of this international multicentre study is to determine the association between MIH and other developmental anomalies in different populations.

Methods: Investigators were trained and calibrated for the assessment of MIH and dental anomalies and ethical approvals obtained in each participating country.

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Unlabelled: Ectopic liver tissue is an exceedingly rare anomaly in which the hepatic tissue is present extrahepatic site and has no connection to the true liver. Most cases of ectopic liver tissue were asymptomatic and discovered by an accident during abdominal surgery or autopsy.

Case Presentation: Case 1 involved a 52-year-old man who was admitted to the hospital due to an abdominal grip in the right hypochondrium and epigastrium for 1 month.

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Purpose: To evaluate the effects of SGLT2 inhibitors on the proliferation, tumorigenesis, migration, colony formation, apoptosis, selected gene expression pattern, and combination with known chemotherapeutic drugs in different human cancer cell lines.

Methods: The antiproliferative and combined effects of SGLT2 inhibitors were evaluated by MTT assay. Cell migration was assessed using wound-healing and colony formation assays.

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Introduction And Importance: Midgut Malrotation (MM) is a potentially fatal and rare congenital anomaly that results from an incomplete rotation of the bowel 270 degrees around the Superior Mesenteric Axis. Newborns are the most affected age group, nevertheless, adult malrotation can manifest, but in a much rarer incidence rate. Clinical awareness must be present when faced with a surgical abdomen in an adolescent patient because this pathology can have several misleading signs and symptoms which may eclipse the true preoperative diagnosis and masquerade as another, and this could result in implementing a different therapeutic approach.

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The current paper addresses two methodological problems pertinent to the analysis of observer studies in non-verbal rapport and beyond. These problems concern: (1) the production of standardized stimulus materials that allow for unbiased observer ratings and (2) the objective measurement of non-verbal behaviors to identify the dyadic patterns underlying the observer impressions. We suggest motion capture and character animation as possible solutions to these problems and exemplarily apply the novel methodology to the study of gender and cultural differences in non-verbal rapport.

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Background: Laser hair removal is an effective and safe method for the permanent reduction of unwanted hair. Common side effects include temporary pain, transient erythema, and perifollicular edema. Purpuric eruption is a rare adverse event.

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Reputation systems as well as seller depictions (photos; avatars) have been shown to reduce buyer uncertainty and to foster trust in online trading. With the emergence of globalized e-markets, it remains an urgent question whether these mechanisms, found to be effective for Western cultures, also apply to other cultures. Hypothesizing that members of collectivistic cultures in contrast to those of individualistic cultures would rely more on visual social cues (seller faces) than on factual information (reputation scores), we compared buying decisions of Arab and German participants in an experimental trust game.

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Introduction: Staphylococcus aureus is known as a common pathogen in atopic dermatitis. A methicillin-resistant S. aureus strain with reduced susceptibility to vancomycin (VISA/VRSA) is increasing worldwide.

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The current study analyzes trans-cultural universalities and specificities in the recognition of status roles, dominance perception and social evaluation based on nonverbal cues. Using a novel methodology, which allowed to mask clues to ethnicity and cultural background of the agents, we compared impression of Germans, Americans and Arabs observing computer-animated interactions from the three countries. Only in the German stimulus sample the status roles (employee vs.

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This article addresses methodological issues in the description and evaluation of nonverbal behavior (NVB) in cross-cultural studies. Videos containing cultural samples of NVB are of little use when analyzing the effects of NVB across cultures. Since video recordings confuse visible behavior with the physical appearances of the actors, they are likely to activate stereotypes derived from hints about an actor's culture and ethnicity that override the effects of the observed NVB.

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