Bauxite fibrosis

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]

Synonyms and keywords: Shaver’s disease; corundum smelter’s lung; bauxite lung; bauxite smelters’ disease

Overview

Bauxite pneumoconiosis is a progressive form of pneumoconiosis caused by exposure to bauxite fumes which contain aluminium and silica particulates.

Historical Perspective

[Disease name] was first discovered by [scientist name], a [nationality + occupation], in [year] during/following [event].
In [year], [gene] mutations were first identified in the pathogenesis of [disease name].
In [year], the first [discovery] was developed by [scientist] to treat/diagnose [disease name].

Classification

[Disease name] may be classified according to [classification method] into [number] subtypes/groups:

[group1]
[group2]
[group3]

Other variants of [disease name] include [disease subtype 1], [disease subtype 2], and [disease subtype 3].

Pathophysiology

The pathogenesis of [disease name] is characterized by [feature1], [feature2], and [feature3].
The [gene name] gene/Mutation in [gene name] has been associated with the development of [disease name], involving the [molecular pathway] pathway.
On gross pathology, [feature1], [feature2], and [feature3] are characteristic findings of [disease name].
On microscopic histopathological analysis, [feature1], [feature2], and [feature3] are characteristic findings of [disease name].

Causes

[Disease name] may be caused by either [cause1], [cause2], or [cause3].
[Disease name] is caused by a mutation in the [gene1], [gene2], or [gene3] gene[s].
There are no established causes for [disease name].

Differentiating [disease name] from other Diseases

[Disease name] must be differentiated from other diseases that cause [clinical feature 1], [clinical feature 2], and [clinical feature 3], such as:

[Differential dx1]
[Differential dx2]
[Differential dx3]

Epidemiology and Demographics

It is typically seen in workers involved in the smelting of bauxite to produce corundum.

Natural History, Complications and Prognosis

Natural History

Initially, the disease appears as alveolitis, and then progresses to emphysema.

Complications

Patients may develop pneumothorax (collapsed lung).

Prognosis

Diagnosis

Diagnostic Criteria

The diagnosis of [disease name] is made when at least [number] of the following [number] diagnostic criteria are met:

[criterion 1]
[criterion 2]
[criterion 3]
[criterion 4]

Symptoms

[Disease name] is usually asymptomatic.
Symptoms of [disease name] may include the following:

[symptom 1]
[symptom 2]
[symptom 3]
[symptom 4]
[symptom 5]
[symptom 6]

Physical Examination

Patients with [disease name] usually appear [general appearance].
Physical examination may be remarkable for:

[finding 1]
[finding 2]
[finding 3]
[finding 4]
[finding 5]
[finding 6]

Laboratory Findings

There are no specific laboratory findings associated with [disease name].

A [positive/negative] [test name] is diagnostic of [disease name].
An [elevated/reduced] concentration of [serum/blood/urinary/CSF/other] [lab test] is diagnostic of [disease name].
Other laboratory findings consistent with the diagnosis of [disease name] include [abnormal test 1], [abnormal test 2], and [abnormal test 3].

Imaging Findings

There are no [imaging study] findings associated with [disease name].

[Imaging study 1] is the imaging modality of choice for [disease name].
On [imaging study 1], [disease name] is characterized by [finding 1], [finding 2], and [finding 3].
[Imaging study 2] may demonstrate [finding 1], [finding 2], and [finding 3].

Other Diagnostic Studies

[Disease name] may also be diagnosed using [diagnostic study name].
Findings on [diagnostic study name] include [finding 1], [finding 2], and [finding 3].

Treatment

Medical Therapy

There is no treatment for [disease name]; the mainstay of therapy is supportive care.

The mainstay of therapy for [disease name] is [medical therapy 1] and [medical therapy 2].
[Medical therapy 1] acts by [mechanism of action 1].
Response to [medical therapy 1] can be monitored with [test/physical finding/imaging] every [frequency/duration].

Surgery

Surgery is the mainstay of therapy for [disease name].
[Surgical procedure] in conjunction with [chemotherapy/radiation] is the most common approach to the treatment of [disease name].
[Surgical procedure] can only be performed for patients with [disease stage] [disease name].

Prevention

There are no primary preventive measures available for [disease name].

Effective measures for the primary prevention of [disease name] include [measure1], [measure2], and [measure3].

Once diagnosed and successfully treated, patients with [disease name] are followed-up every [duration]. Follow-up testing includes [test].

References

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