January 2022 in “Indian dermatology online journal” Pigmented papules on the ear can be a rare skin condition called cutaneous amyloidosis, treatable with topical tretinoin.
Lichen planus commonly affects middle-aged adults, often involves limbs and mucosal areas, and can be linked to immune diseases.
December 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Current drug safety systems fail to detect long-term side effects, needing improvements to protect health and trust.
3 citations
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August 2023 in “Clinical Cosmetic and Investigational Dermatology” Keloids can form at the site of a healed herpes zoster infection, but the reason is unclear.
21 citations
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February 2009 in “Journal of the American Academy of Dermatology” Some cases of tinea capitis, a fungal scalp infection, can look like scarring hair loss due to the body's immune response and the fungus itself.
A woman and her guinea pig were successfully treated for a fungal infection.
July 2022 in “European Journal of Dermatology” Brodalumab is more effective than ustekinumab in treating psoriasis.
1 citations
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September 2023 in “Rheumatology advances in practice” A woman's rare scalp condition worsened after using a specific arthritis medication, suggesting such medications can sometimes trigger or aggravate psoriasis.
49 citations
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April 2015 in “Emerging Infectious Diseases” Artesunate is generally safe for severe malaria, but patients should be monitored for delayed anemia after treatment.
4 citations
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January 2021 in “Skin appendage disorders” Trichodynia is a painful scalp condition not directly linked to the amount or type of hair loss and may involve psychological factors, with treatments showing mixed results.
February 2009 in “Springer eBooks” Pregnancy can cause more body and scalp hair growth and make nails brittle, but these changes often revert after giving birth.
October 2025 in “Buletin Veteriner Udayana” Early diagnosis and treatment of Notoedres cati in cats is crucial for recovery and preventing reinfestation.
December 2020 in “Journal of Pakistan Association of Dermatology” COVID-19 recovery can lead to temporary hair loss called telogen effluvium.
20 citations
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August 2021 in “Clinical and Experimental Dermatology” A skin rash after the AstraZeneca COVID-19 vaccine was treated successfully with medication.
24 citations
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August 2020 in “AJGP” A woman's sudden hair loss was linked to her previous COVID-19 infection.
January 2019 in “Elsevier eBooks” Pustules are pus-filled bumps often seen in skin conditions like acne and infections.
2 citations
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November 1973 in “Archives of Dermatology” Hair loss might be an early sign of Hodgkin disease.
November 2016 in “Hair transplant forum international” The conclusion is that more research is needed to understand if the drug finasteride causes Post-Finasteride Syndrome or if it's due to individual genetic makeup.
17 citations
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September 2020 in “Journal of Endocrinological Investigation” Post-finasteride patients show changes in gut bacteria, possibly causing various symptoms.
July 2023 in “Clinical, cosmetic and investigational dermatology” Reflectance confocal microscopy helped tell periorificial dermatitis apart from similar skin conditions.
20 citations
,
November 1989 in “PubMed” Accurate fungal identification is crucial for proper treatment in immunocompromised patients.
63 citations
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January 2001 in “AIDS” Immune recovery after HIV treatment can cause autoimmune issues like hair loss and thyroid disease.
January 2024 in “Aging medicine” A COVID-19 infected patient with chronic kidney disease experienced worsened kidney function, hair loss, and unexpected wart clearance.
November 2011 in “APMIS. Acta pathologica, microbiologica et immunologica Scandinavica./APMIS” Polyomavirus A2 infection in newborn mice caused hair follicle tumors.
13 citations
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April 2009 in “Journal der Deutschen Dermatologischen Gesellschaft” Nail disorders not caused by infection are common and can look similar, with psoriasis being the most frequent and having specific nail symptoms.
January 2022 in “Revista Dermatológica Centro Uraga” Herpes zoster can occur with COVID-19 even in healthy individuals.
September 2019 in “Rheumatology advances in practice” Diagnosing and treating rapidly worsening lung disease is difficult and requires better guidelines and understanding.
4 citations
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September 2010 in “Journal of Medical Case Reports” A man developed autoimmune issues after a transplant, improved with treatment, but died from leukemia relapse.
65 citations
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August 2022 in “Viruses” 70.7% of patients had long-COVID symptoms like fatigue, cough, and brain fog three months after recovery.
2 citations
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March 2016 in “International Journal of Dermatology” Kikuchi–Fujimoto disease can cause scarring alopecia and should be considered in diagnosis.