Dermatology

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    Shedding: An updated guide to a common cause of hair loss

    Wilma F. Bergfeld, MD and Daniela Mendez, MD
    • Cleveland Clinic Journal of Medicine October 2026, 93 (10) 616-622;
    • DOI: https://doi.org/10.3949/ccjm.93a.26008

    • Telogen effluvium, or hair shedding, results from a temporary disruption of the normal hair growth cycle and typically is reversible.

  • Actinic keratosis: A clinician’s guide to diagnosis and treatment

    CME Image
    Taylor A. Bullock, MD, Michael Christopher, MD and Edward V. Maytin, MD, PhD
    • Cleveland Clinic Journal of Medicine September 2026, 93 (9) 541-549;
    • DOI: https://doi.org/10.3949/ccjm.93a.26005

    • Early recognition and effective treatment are key to preventing these premalignant lesions from progressing to invasive squamous cell carcinoma.

  • Iatrogenic calcinosis cutis from calcium gluconate extravasation

    Fotios Vlahos, MS and Iosifina Giannakikou, MD
    • Cleveland Clinic Journal of Medicine August 2026, 93 (8) 454-456;
    • DOI: https://doi.org/10.3949/ccjm.93a.25112

    • While receiving an infusion of 10% calcium gluconate, the patient developed pain, swelling, and erythema at the catheter site.

  • An uncommon skin manifestation after radial artery catheterization

    Zachary Meili, DO, Christopher Wilson, Mustafa Almosawi, Fares Kasem, DO and Marcus Stoddard, MD
    • Cleveland Clinic Journal of Medicine July 2026, 93 (7) 387-388;
    • DOI: https://doi.org/10.3949/ccjm.93a.25085

    • A rash developed over the dorsum of the patient’s right hand immediately after compression bands were placed over the radial arteriotomy site.

  • Pseudocellulitis, a vague term for a specific diagnostic challenge

    Brian F. Mandell, MD, PhD
    • Cleveland Clinic Journal of Medicine June 2026, 93 (6) 313-314;
    • DOI: https://doi.org/10.3949/ccjm.93b.06026

    • There are infectious, vascular, and inflammatory conditions that can mimic cellulitis sufficiently to prompt admission and initial treatment with intravenous antibiotics.

  • Disseminated coccidioidomycosis masquerading as bacterial cellulitis

    Santana Maria Bachaalany, DO, Nelson Nicolasora, MD, Lindsay Ackerman, MD, Ghassan Ibrahim, MD and Trent Smith, MD
    • Cleveland Clinic Journal of Medicine June 2026, 93 (6) 321-323;
    • DOI: https://doi.org/10.3949/ccjm.93a.25096

    • The patient exhibited signs of sepsis along with progressive left breast erythema, induration, and pain.

  • Palatal mass with an overlying white lesion

    Takuma Watanabe, DDS, PhD
    • Cleveland Clinic Journal of Medicine April 2026, 93 (4) 199-200;
    • DOI: https://doi.org/10.3949/ccjm.93a.25050

    • The patient had no symptoms related to the mass, and computed tomography did not show any notable abnormalities.

  • Pseudoxanthoma elasticum

    Kathleen Kramer, MD, Sama Alazawi, DO and Rudy Schmiedecke, MD
    • Cleveland Clinic Journal of Medicine January 2026, 93 (1) 13-14;
    • DOI: https://doi.org/10.3949/ccjm.93a.25021

    • The patient presented for evaluation of yellowish plaques on her neck that had been present since childhood.

  • Multicentric reticulohistiocytosis

    Atul Khasnis, MD, MS and Joseph M. Dyer, DO
    • Cleveland Clinic Journal of Medicine January 2026, 93 (1) 9-11;
    • DOI: https://doi.org/10.3949/ccjm.93a.24124

    • A 58-year-old man presented with a 2-month history of joint pain and swelling and a rash.

  • Skin manifestations of mpox

    James Kim, MD, Matt Biondi, MD and Helen Bartels, MB, BChir
    • Cleveland Clinic Journal of Medicine December 2025, 92 (12) 736-737;
    • DOI: https://doi.org/10.3949/ccjm.92a.25022

    • The patient presented with a tender, ulcerated perianal lesion and scattered papules on the trunk and extremities.

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