Favus: Difference between revisions
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{{Infobox medical condition | |||
| name = Favus | |||
| image = [[File:Favus.jpg]] | |||
| caption = Favus on the scalp | |||
| field = [[Dermatology]] | |||
| synonyms = Tinea favosa | |||
| symptoms = Scaly, crusted lesions on the scalp, hair loss | |||
| complications = [[Scarring alopecia]], secondary bacterial infections | |||
| onset = Usually in childhood | |||
| duration = Chronic if untreated | |||
| causes = [[Fungal infection]] by ''[[Trichophyton schoenleinii]]'' | |||
| risks = Poor hygiene, crowded living conditions | |||
| diagnosis = Clinical examination, [[Wood's lamp]] examination, [[KOH test]] | |||
| differential = [[Seborrheic dermatitis]], [[Psoriasis]], [[Alopecia areata]] | |||
| prevention = Good hygiene, avoiding sharing personal items | |||
| treatment = [[Antifungal]] medications such as [[Griseofulvin]], [[Terbinafine]] | |||
| prognosis = Good with treatment, but may result in permanent hair loss | |||
| frequency = Rare in developed countries, more common in rural areas of developing countries | |||
}} | |||
[[File:Tinea_favosa_on_the_arm_Wellcome_L0062074.jpg|Tinea favosa on the arm|thumb|left]] | |||
'''Favus''' is a chronic infection that affects the scalp, characterized by the formation of yellow, cup-shaped crusts. It is caused by a fungus called ''Trichophyton schoenleinii''. Favus is rare and is most commonly seen in rural areas of developing countries. | '''Favus''' is a chronic infection that affects the scalp, characterized by the formation of yellow, cup-shaped crusts. It is caused by a fungus called ''Trichophyton schoenleinii''. Favus is rare and is most commonly seen in rural areas of developing countries. | ||
== Causes == | == Causes == | ||
Favus is caused by a fungus called ''[[Trichophyton schoenleinii]]''. This fungus is spread through direct contact with an infected person or animal, or indirectly through contact with objects such as combs, hats, and bedding that have been contaminated with the fungus. | Favus is caused by a fungus called ''[[Trichophyton schoenleinii]]''. This fungus is spread through direct contact with an infected person or animal, or indirectly through contact with objects such as combs, hats, and bedding that have been contaminated with the fungus. | ||
== Symptoms == | == Symptoms == | ||
The main symptom of favus is the formation of yellow, cup-shaped crusts on the scalp. These crusts, known as scutula, are often surrounded by a ring of red, inflamed skin. Other symptoms may include itching, hair loss, and a foul smell. | The main symptom of favus is the formation of yellow, cup-shaped crusts on the scalp. These crusts, known as scutula, are often surrounded by a ring of red, inflamed skin. Other symptoms may include itching, hair loss, and a foul smell. | ||
== Diagnosis == | == Diagnosis == | ||
Favus is diagnosed through a physical examination and laboratory tests. The doctor may take a sample of the crusts or affected hair for microscopic examination and culture. The fungus ''Trichophyton schoenleinii'' can be identified under the microscope or in culture. | Favus is diagnosed through a physical examination and laboratory tests. The doctor may take a sample of the crusts or affected hair for microscopic examination and culture. The fungus ''Trichophyton schoenleinii'' can be identified under the microscope or in culture. | ||
== Treatment == | == Treatment == | ||
Treatment for favus involves the use of antifungal medications. These may be applied topically to the affected area or taken orally. In severe cases, it may be necessary to remove the affected hair. | Treatment for favus involves the use of antifungal medications. These may be applied topically to the affected area or taken orally. In severe cases, it may be necessary to remove the affected hair. | ||
== Prevention == | == Prevention == | ||
Prevention of favus involves good personal hygiene and avoiding contact with infected individuals or animals. It is also important to avoid sharing personal items such as combs, hats, and bedding. | Prevention of favus involves good personal hygiene and avoiding contact with infected individuals or animals. It is also important to avoid sharing personal items such as combs, hats, and bedding. | ||
== See also == | == See also == | ||
* [[Dermatophytosis]] | * [[Dermatophytosis]] | ||
* [[Tinea capitis]] | * [[Tinea capitis]] | ||
* [[Tinea corporis]] | * [[Tinea corporis]] | ||
[[Category:Dermatology]] | [[Category:Dermatology]] | ||
[[Category:Infectious diseases]] | [[Category:Infectious diseases]] | ||
[[Category:Fungal diseases]] | [[Category:Fungal diseases]] | ||
{{stub}} | {{stub}} | ||
Latest revision as of 16:09, 6 April 2025
Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
Founder, WikiMD Wellnesspedia &
W8MD's medical weight loss NYC, sleep center NYC
Philadelphia medical weight loss and Philadelphia sleep clinics
| Favus | |
|---|---|
| File:Favus.jpg | |
| Synonyms | Tinea favosa |
| Pronounce | N/A |
| Specialty | N/A |
| Symptoms | Scaly, crusted lesions on the scalp, hair loss |
| Complications | Scarring alopecia, secondary bacterial infections |
| Onset | Usually in childhood |
| Duration | Chronic if untreated |
| Types | N/A |
| Causes | Fungal infection by Trichophyton schoenleinii |
| Risks | Poor hygiene, crowded living conditions |
| Diagnosis | Clinical examination, Wood's lamp examination, KOH test |
| Differential diagnosis | Seborrheic dermatitis, Psoriasis, Alopecia areata |
| Prevention | Good hygiene, avoiding sharing personal items |
| Treatment | Antifungal medications such as Griseofulvin, Terbinafine |
| Medication | N/A |
| Prognosis | Good with treatment, but may result in permanent hair loss |
| Frequency | Rare in developed countries, more common in rural areas of developing countries |
| Deaths | N/A |
Favus is a chronic infection that affects the scalp, characterized by the formation of yellow, cup-shaped crusts. It is caused by a fungus called Trichophyton schoenleinii. Favus is rare and is most commonly seen in rural areas of developing countries.
Causes[edit]
Favus is caused by a fungus called Trichophyton schoenleinii. This fungus is spread through direct contact with an infected person or animal, or indirectly through contact with objects such as combs, hats, and bedding that have been contaminated with the fungus.
Symptoms[edit]
The main symptom of favus is the formation of yellow, cup-shaped crusts on the scalp. These crusts, known as scutula, are often surrounded by a ring of red, inflamed skin. Other symptoms may include itching, hair loss, and a foul smell.
Diagnosis[edit]
Favus is diagnosed through a physical examination and laboratory tests. The doctor may take a sample of the crusts or affected hair for microscopic examination and culture. The fungus Trichophyton schoenleinii can be identified under the microscope or in culture.
Treatment[edit]
Treatment for favus involves the use of antifungal medications. These may be applied topically to the affected area or taken orally. In severe cases, it may be necessary to remove the affected hair.
Prevention[edit]
Prevention of favus involves good personal hygiene and avoiding contact with infected individuals or animals. It is also important to avoid sharing personal items such as combs, hats, and bedding.
