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Related Concept Videos

Self-Presentation01:25

Self-Presentation

318
Self-presentation is a fundamental aspect of social interaction, shaping both how others perceive individuals and how they view themselves. This dynamic process influences behaviors in various social settings, often leading people to adjust their appearance, speech, and demeanor to align with their desired identity. While self-presentation can be deliberate or unconscious, it plays a critical role in interpersonal relationships and self-perception.Forms of Self-PresentationSelf-presentation can...
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Self-Presentation: Self-Monitoring and Self-Handicapping02:05

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People can go to great lengths to protect their self-image and present themselves in ways that they want others to see them. Sociologist Erving Goffman presented the idea that a person is like an actor on a stage. Calling his theory dramaturgy, Goffman believed that we use “impression management” to present ourselves to others as we hope to be perceived. Each situation is a new scene, and individuals perform different roles depending on who is present (Goffman, 1959). Think about...
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Strategies of Self-Presentation I: Strategic Self-Presentation01:12

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Strategic self-presentation refers to individuals' intentional efforts to influence how others perceive them. This process is employed in various social and professional settings, such as job interviews, dating, politics, and legal contexts, where individuals seek to shape impressions to gain social or material advantages. While people generally present themselves in ways that align with their authentic characteristics, external factors, such as cognitive load, can hinder their ability to...
216
Processes of Self-Presentation01:29

Processes of Self-Presentation

247
Effective self-presentation is a central component of social interaction and identity construction. It relies on the dynamic processes of defining the situation and engaging in self-disclosure. These mechanisms help individuals navigate social context expectations and manage how others perceive them, fostering mutual understanding and relationship development.Defining the SituationSocial situations are shaped by collectively understood frames—a set of widely understood rules or...
247
Strategies of Self-Presentation II: Self-Verification01:17

Strategies of Self-Presentation II: Self-Verification

189
Self-verification is a fundamental psychological drive wherein individuals seek affirmation of their self-concept from others, striving for consistency between their internal self-view and external perceptions. This drive operates even when the self-concept is negative, influencing interpersonal behavior and feedback preferences in complex and often counterintuitive ways. Unlike the self-enhancement motive, which seeks positive evaluations, self-verification prioritizes coherence and...
189
Strategies of Self-Presentation III: Self-Monitoring01:24

Strategies of Self-Presentation III: Self-Monitoring

257
Self-monitoring is a central construct in understanding individual differences in self-presentation strategies across social contexts. It refers to how individuals observe, regulate, and control their expressive behavior and self-presentation following situational cues. Self-monitoring reflects a person's sensitivity to social appropriateness and willingness to adapt behavior to fit varying interpersonal demands.High vs. Low Self-Monitoring IndividualsIndividuals high in self-monitoring are...
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Establishment of a Primary Culture of Patient-derived Soft Tissue Sarcoma
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Persistent sciatic artery resembles a soft-tissue sarcoma in presentation.

Hana Kamal Almadani1

  • 1General Surgery, Dubai Hospital, Dubai, United Arab Emirates.

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|February 1, 2019
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Summary

Persistent sciatic artery (PSA) is a rare vascular anomaly. A case report details a unique presentation and successful treatment using a stent to occlude the aberrant artery, preventing potential amputation.

Keywords:
general surgeryinterventional radiologysurgical oncologyvascular surgery

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Area of Science:

  • Vascular Surgery
  • Radiology
  • Embryology

Background:

  • Persistent sciatic artery (PSA) is a rare congenital vascular anomaly with a low incidence (0.03%-0.06%).
  • PSA is associated with a high risk of complications, including aneurysms, ischemia, and potential amputation.
  • Typically, PSA presents with a pulsating gluteal mass and absent femoral pulses (Cowie's sign).

Observation:

  • The patient presented with a gluteal mass, initially suspected to be a liposarcoma, with asymmetry and a palpable bruit.
  • Imaging revealed a Type 3 PSA (Pillet-Gauffre classification) with a large arteriovenous malformation.
  • Initial embolization attempts using coils, beads, and foam were unsuccessful in occluding the PSA.

Findings:

  • Conventional angiography identified the persistent sciatic artery and associated arteriovenous malformation.
  • A stent was successfully placed bridging the common iliac to the external iliac artery, effectively occluding the PSA.
  • This intervention resolved the vascular anomaly without requiring amputation.

Implications:

  • This case highlights a rare presentation of PSA mimicking a sarcoma.
  • Endovascular stenting offers a viable treatment option for complex PSA cases unresponsive to embolization.
  • Successful management of PSA can prevent severe complications like limb ischemia and amputation.