Piedra: Difference between revisions
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{{Infobox medical condition | |||
| name = Piedra | |||
| synonyms = Trichomycosis nodularis | |||
| field = [[Dermatology]] | |||
| symptoms = [[Nodules]] on [[hair shaft]] | |||
| complications = [[Hair breakage]] | |||
| onset = Gradual | |||
| duration = Chronic | |||
| causes = [[Fungal infection]] | |||
| risks = Poor [[hygiene]], humid environments | |||
| diagnosis = [[Microscopic examination]], [[culture (biology)|culture]] | |||
| differential = [[Trichorrhexis nodosa]], [[pediculosis]] | |||
| treatment = [[Antifungal]] medications, [[shaving]] affected hair | |||
| prevention = Good [[hygiene]], avoiding sharing [[hair care]] items | |||
| frequency = Rare | |||
}} | |||
'''Piedra''' is a condition of the hair shafts caused by a fungal infection. There are two types of piedra: black piedra and white piedra. Black piedra is caused by the fungus ''Piedraia hortae'' and is commonly found in tropical climates. White piedra is caused by several species of fungi in the genus ''Trichosporon'' and is found worldwide. | '''Piedra''' is a condition of the hair shafts caused by a fungal infection. There are two types of piedra: black piedra and white piedra. Black piedra is caused by the fungus ''Piedraia hortae'' and is commonly found in tropical climates. White piedra is caused by several species of fungi in the genus ''Trichosporon'' and is found worldwide. | ||
== Causes == | == Causes == | ||
[[Black piedra]] is caused by the fungus ''[[Piedraia hortae]]''. This fungus is commonly found in tropical climates. [[White piedra]], on the other hand, is caused by several species of fungi in the genus ''[[Trichosporon]]''. These fungi are found worldwide. | [[Black piedra]] is caused by the fungus ''[[Piedraia hortae]]''. This fungus is commonly found in tropical climates. [[White piedra]], on the other hand, is caused by several species of fungi in the genus ''[[Trichosporon]]''. These fungi are found worldwide. | ||
== Symptoms == | == Symptoms == | ||
The main symptom of piedra is the presence of hard nodules on the hair shaft. These nodules can be either black or white, depending on the type of piedra. Other symptoms may include brittle hair, hair loss, and itching. | The main symptom of piedra is the presence of hard nodules on the hair shaft. These nodules can be either black or white, depending on the type of piedra. Other symptoms may include brittle hair, hair loss, and itching. | ||
== Diagnosis == | == Diagnosis == | ||
Piedra is diagnosed by examining the affected hair under a microscope. The nodules on the hair shaft are usually visible. A culture of the fungus may also be done to confirm the diagnosis. | Piedra is diagnosed by examining the affected hair under a microscope. The nodules on the hair shaft are usually visible. A culture of the fungus may also be done to confirm the diagnosis. | ||
== Treatment == | == Treatment == | ||
Treatment for piedra involves cutting or shaving off the affected hair. Antifungal medications may also be prescribed. In severe cases, the affected hair may need to be removed. | Treatment for piedra involves cutting or shaving off the affected hair. Antifungal medications may also be prescribed. In severe cases, the affected hair may need to be removed. | ||
== Prevention == | == Prevention == | ||
Prevention of piedra involves maintaining good personal hygiene. This includes washing the hair regularly and avoiding sharing personal items like combs and hair brushes. | Prevention of piedra involves maintaining good personal hygiene. This includes washing the hair regularly and avoiding sharing personal items like combs and hair brushes. | ||
== See also == | == See also == | ||
* [[Dermatophytosis]] | * [[Dermatophytosis]] | ||
* [[Tinea capitis]] | * [[Tinea capitis]] | ||
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* [[Tinea cruris]] | * [[Tinea cruris]] | ||
* [[Tinea pedis]] | * [[Tinea pedis]] | ||
[[Category:Skin conditions]] | [[Category:Skin conditions]] | ||
[[Category:Fungal diseases]] | [[Category:Fungal diseases]] | ||
[[Category:Hair diseases]] | [[Category:Hair diseases]] | ||
{{stub}} | {{stub}} | ||
{{No image}} | {{No image}} | ||
Latest revision as of 00:36, 4 April 2025
| Piedra | |
|---|---|
| Synonyms | Trichomycosis nodularis |
| Pronounce | N/A |
| Specialty | N/A |
| Symptoms | Nodules on hair shaft |
| Complications | Hair breakage |
| Onset | Gradual |
| Duration | Chronic |
| Types | N/A |
| Causes | Fungal infection |
| Risks | Poor hygiene, humid environments |
| Diagnosis | Microscopic examination, culture |
| Differential diagnosis | Trichorrhexis nodosa, pediculosis |
| Prevention | Good hygiene, avoiding sharing hair care items |
| Treatment | Antifungal medications, shaving affected hair |
| Medication | N/A |
| Prognosis | N/A |
| Frequency | Rare |
| Deaths | N/A |
Piedra is a condition of the hair shafts caused by a fungal infection. There are two types of piedra: black piedra and white piedra. Black piedra is caused by the fungus Piedraia hortae and is commonly found in tropical climates. White piedra is caused by several species of fungi in the genus Trichosporon and is found worldwide.
Causes[edit]
Black piedra is caused by the fungus Piedraia hortae. This fungus is commonly found in tropical climates. White piedra, on the other hand, is caused by several species of fungi in the genus Trichosporon. These fungi are found worldwide.
Symptoms[edit]
The main symptom of piedra is the presence of hard nodules on the hair shaft. These nodules can be either black or white, depending on the type of piedra. Other symptoms may include brittle hair, hair loss, and itching.
Diagnosis[edit]
Piedra is diagnosed by examining the affected hair under a microscope. The nodules on the hair shaft are usually visible. A culture of the fungus may also be done to confirm the diagnosis.
Treatment[edit]
Treatment for piedra involves cutting or shaving off the affected hair. Antifungal medications may also be prescribed. In severe cases, the affected hair may need to be removed.
Prevention[edit]
Prevention of piedra involves maintaining good personal hygiene. This includes washing the hair regularly and avoiding sharing personal items like combs and hair brushes.
