Related Experiment Videos
Pyogenic granuloma presenting as an orbital mass
Mary C Olson1, Atif B D Collins, Abhik R Chaudhury
1Department of Ophthalmology, William H. Havener Eye Center, The Ohio State University, Columbus, Ohio, USA.
Orbit (Amsterdam, Netherlands)
|October 8, 2011
Summary
Pyogenic granuloma (PG) of the eyelid and orbit is rare. This study details an unusual case of orbital intraconal PG that developed spontaneously, linked to an orbital artery.
Area of Science:
- Ophthalmology
- Vascular Surgery
- Pathology
Background:
- Pyogenic granuloma (PG) commonly presents in the eyelid and orbit following trauma or surgical procedures.
- Eyelid and orbital PGs are typically vascular tumors, often linked to external stimuli.
Observation:
- A rare case of an orbital intraconal pyogenic granuloma was identified.
- The lesion was observed to arise de novo, without preceding trauma or surgery.
- A direct association with the orbital artery was noted.
Findings:
- The study describes a unique presentation of orbital intraconal pyogenic granuloma.
- The spontaneous occurrence (de novo) of this lesion is highlighted.
- The close relationship between the pyogenic granuloma and the orbital artery is a key finding.
Implications:
- This case expands the understanding of pyogenic granuloma etiology and presentation in the orbit.
- It suggests that vascular anomalies, such as those involving the orbital artery, may play a role in the development of orbital PGs.
- Further research into the vascular basis of orbital pyogenic granulomas may inform diagnostic and therapeutic strategies.
Related Concept Videos
Brain Abscess l: Introduction
A brain abscess is a focal, intracerebral infection characterized by a localized collection of pus within the brain parenchyma, resulting from microbial invasion and the body’s inflammatory response. It progresses through stages: early and late cerebritis, followed by early and late capsule formation, reflecting tissue destruction, immune response, and eventual encapsulation.Etiology and PathogenesisCausative organisms vary with source and host factors, often involving polymicrobial infections,...
Graves' Disease I: Introduction
Graves' disease is an autoimmune disorder that causes hyperthyroidism, or overactivity of the thyroid gland. It results from autoantibodies called thyroid-stimulating immunoglobulins (TSIs), which bind to thyroid-stimulating hormone (TSH) receptors, leading to overstimulation of hormone production and a hypermetabolic state.EtiologyAlthough considered idiopathic, Graves’ disease has well-established contributing factors. There is a strong genetic component, with increased prevalence in...
Cryptococcal Meningitis
Cryptococcal meningitis is a life-threatening opportunistic infection predominantly associated with HIV/AIDS, accounting for over 100,000 deaths annually worldwide. However, it also affects individuals with other forms of immunosuppression, including those undergoing immunosuppressive therapy, organ transplant recipients, patients with innate immunodeficiencies, and individuals with hematological disorders. The infection is caused mainly by Cryptococcus neoformans and Cryptococcus gattii,...
Graves Disease II: Pathophysiology
Graves’ disease is an autoimmune disorder characterized by the production of thyroid-stimulating immunoglobulins (TSI) that activate TSH receptors, leading to excessive synthesis and release of thyroid hormones (T3 and T4) and resulting in hyperthyroidism.Among all causes of hyperthyroidism, Graves’ disease is the most common and can happen at any age, though it is more frequent in women. It produces a hypermetabolic state with features such as weight loss, tachycardia, tremor, and heat...
Cranial Bones: Lateral View
The lateral view of the cranium is dominated by temporal, sphenoid, and ethmoid bones.
The temporal bone forms the lower lateral side of the skull. The temporal bone is subdivided into several regions. The flattened upper portion is the squamous portion of the temporal bone. Below this area and projecting anteriorly is the zygomatic process of the temporal bone, which forms the posterior portion of the zygomatic arch. Posteriorly is the mastoid portion of the temporal bone. Projecting...
The temporal bone forms the lower lateral side of the skull. The temporal bone is subdivided into several regions. The flattened upper portion is the squamous portion of the temporal bone. Below this area and projecting anteriorly is the zygomatic process of the temporal bone, which forms the posterior portion of the zygomatic arch. Posteriorly is the mastoid portion of the temporal bone. Projecting...