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Related Concept Videos

Changes in Skin Color: Clinical Perspectives01:14

Changes in Skin Color: Clinical Perspectives

The first thing a clinician sees is the skin, so the examination of the skin should be part of any thorough physical examination. Most skin disorders are relatively benign, but a few, including melanomas, can be fatal if untreated. A couple of the more noticeable disorders, albinism and vitiligo, affect the appearance of the skin and its accessory organs.
Albinism
Albinism is a genetic disorder that affects (completely or partially) the coloring of skin, hair, and eyes. The defect is primarily...
Accessory Structures of the Skin: Nails01:05

Accessory Structures of the Skin: Nails

Nails are one of the important accessory structures of the skin. They are hard, protective structures that cover the dorsal surface of the distal phalanges of fingers and toes. Nails are composed of specialized keratinized cells and serve various functions, including protection, sensation, and manual dexterity.
The main components of a nail include the following.
Nail Plate: The nail plate is the visible portion of the nail that extends beyond the fingertips or toes. It is a hard, translucent...
Electric Flux01:15

Electric Flux

The concept of flux describes how much of something goes through a given area. More formally, it is the dot product of a vector field within an area. For a better understanding, consider an open rectangular surface with a small area that is placed in a uniform electric field. The larger the area, the more field lines go through it and, hence, the greater the flux; similarly, the stronger the electric field (represented by a greater density of lines), the greater the flux. On the other hand, if...
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Abnormal findings observed during an inspection
Synesthesia01:27

Synesthesia

Synesthesia is a remarkable condition where stimulation of one sensory or cognitive pathway leads to automatic, involuntary experiences in a second sensory or cognitive pathway. People with synesthesia experience a blending or crossing of their senses, such as sight and sound, leading to cross-modal sensations. In this condition, the stimulation of one sense, such as hearing a number or musical note, triggers an experience of another sense, like sensing a specific color, taste, or smell. People...
Electric Field01:16

Electric Field

Consider two point charges, each exerting Coulomb force on the other. It is possible to describe the Coulomb interaction via an intermediate step by defining a new physical quantity called the electric field.
In the new picture, imagine that the first charge sets up an electric field independent of all other charges in the universe. When another charge comes in its vicinity, the second charge experiences an electric force depending on the electric field at that point. The source charge does not...

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Related Experiment Video

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Blue-hazard-free Candlelight OLED
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[Electric blue finger nail].

D Hasselmann1, T O Meier, B R Amann-Vesti

  • 1Klinik für Angiologie, Universitätsspital Zürich.

Praxis
|April 12, 2012
PubMed
Summary
This summary is machine-generated.

Glomus tumors are benign, acral-localized growths. Diagnosis is typically non-invasive, relying on patient history, clinical exams, and imaging like ultrasound and MRI-angiography.

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Area of Science:

  • Oncology
  • Dermatology
  • Vascular Surgery

Background:

  • Glomus tumors are rare, benign neoplasms originating from glomus bodies.
  • They are most frequently found in the acral regions, such as fingers and toes.

Observation:

  • Diagnosis is often achieved through non-invasive methods.
  • Key diagnostic tools include patient history, clinical examination, duplex ultrasound, and MRI-angiography.

Findings:

  • Benign nature of glomus tumors.
  • Typical acral localization.
  • Non-invasive diagnostic modalities are effective.

Implications:

  • Early and accurate diagnosis can be achieved without invasive procedures.
  • Treatment decisions are guided by symptom severity.
  • Understanding diagnostic pathways aids clinical management of glomus tumors.