When it comes to hair and scalp health, understanding the various conditions that can affect them is crucial. From common issues like dandruff to more complex disorders such as cicatricial alopecia, each condition has its own symptoms, causes, and treatment approaches. Let’s explore an alphabetically organized list of trichological conditions to deepen our understanding:
A
- Alopecia Areata
- Androgenetic Alopecia
- Anagen Effluvium
- Alopecia Universalis
- Alopecia Totalis
- Aplasia Cutis Congenita
- Acne Keloidalis Nuchae
- Atrophic Alopecia
- Alopecia Mucinosa
- Alopecia Traction
- Acanthosis Nigricans
- Atrichia with Papular Lesions
- Alopecia Ophiasis
- Albinism
- Acquired Trichorrhexis Nodosa
B
- Baldness
- Beaded Hair Syndrome (Monilethrix)
- Bacterial Folliculitis
- Bromhidrosis
- Boils (Furunculosis)
- Blue Rubber Bleb Nevus Syndrome
- Brooke-Spiegler Syndrome
- Black Piedra
- Basal Cell Carcinoma (on scalp)
- Biotin Deficiency
- Bog Spavin (infectious folliculitis in animals)
- Bullous Pemphigoid
- Basaloid Follicular Hamartoma
- Bowen’s Disease (in situ squamous cell carcinoma on scalp)
- Bullous Systemic Lupus Erythematosus
C
- Cicatricial Alopecia
- Chronic Telogen Effluvium
- Central Centrifugal Cicatricial Alopecia (CCCA)
- Cradle Cap (Seborrheic Dermatitis)
- Congenital Atrichia
- Cutaneous Lupus Erythematosus
- Chignon Alopecia
- Cutis Verticis Gyrata
- Cholesterolosis of Hair Follicles
- Cutaneous B-cell Lymphoma
- Congenital Hypotrichosis
- Cicatricial Pemphigoid
- Carbuncles
- Chronic Folliculitis
- Cutaneous T-cell Lymphoma
D
- Discoid Lupus Erythematosus
- Diffuse Alopecia
- Darier’s Disease (Keratosis Follicularis)
- Dermatomyositis
- Dandruff (Pityriasis Capitis)
- Dercum’s Disease
- Drug-induced Hair Loss
- Dermatitis Artefacta
- Diffuse Idiopathic Skeletal Hyperostosis (DISH)
- Dermatophytosis (Ringworm)
- Dysplasia of Hair Follicles
- Dermatosis Papulosa Nigra
- Dry Scalp Syndrome
- Demodex Folliculitis
- Dysplastic Nevus Syndrome
E
- Eczema (Atopic Dermatitis)
- Ectodermal Dysplasia
- Erosive Pustular Dermatosis of the Scalp
- Erythema Multiforme
- Epidermolysis Bullosa
- Erythrasma
- Erythrodermic Psoriasis
- Eosinophilic Folliculitis
- Epidermoid Cysts
- Erythema Nodosum
- Epidermal Nevus Syndrome
- Eccrine Porocarcinoma
- Erythrokeratodermia Variabilis
- Epidermolytic Hyperkeratosis
- Exophytic Cutaneous Horn
F
- Folliculitis Decalvans
- Folliculitis Keloidalis
- Follicular Lymphoma
- Frontal Fibrosing Alopecia
- Fungal Infections (Tinea Capitis)
- Friction Alopecia
- Follicular Mucinosis
- Fibrosing Alopecia
- Follicular Hyperkeratosis
- Fox-Fordyce Disease
- Furuncles
- Fibroepithelial Polyps
- Follicular Cyst
- Facial Erythema
- Follicular Keratosis
G
- Genetic Hair Disorders
- Graham-Little Syndrome
- Green Hair Syndrome
- Granulomatous Dermatitis
- Guttate Psoriasis
- Griscelli Syndrome
- Generalized Telogen Effluvium
- Granuloma Annulare
- Graft Versus Host Disease
- Glomus Tumors
- Green Nail Syndrome
- Giant Cell Arteritis
- Gorlin Syndrome (Nevoid Basal Cell Carcinoma Syndrome)
- Genital Folliculitis
- Galactorrhea-induced Alopecia
H
- Hirsutism
- Hypertrichosis
- Hypotrichosis
- Hair Shaft Abnormalities
- Hidradenitis Suppurativa
- Hypothyroidism-induced Hair Loss
- Hereditary Alopecia
- Hirsuties Papillaris Genitalis
- Hair Casts
- Hansen’s Disease (Leprosy)
- Halo Nevus
- Hair Felting
- Hyperkeratosis of the Scalp
- Hair Shaft Fractures
- Hair Follicle Tumors
I
- Ichthyosis
- Inherited Trichorrhexis Nodosa
- Impetigo
- Inverse Psoriasis
- Incontinentia Pigmenti
- Infantile Seborrheic Dermatitis
- Irritant Contact Dermatitis
- Idiopathic Hirsutism
- Intertrigo
- Inflamed Scalp Psoriasis
- Immunobullous Diseases
- Ingrown Hair
- Infectious Eczema
- Idiopathic Scarring Alopecia
- Isotretinoin-induced Hair Loss
J
- JEB (Junctional Epidermolysis Bullosa)
- Juvenile Alopecia Areata
- Junctional Nevus
- Jaundice-related Hair Loss
- Juvenile Warts (Verruca Vulgaris)
- Jansen’s Metaphyseal Chondrodysplasia
- Juvenile Dermatomyositis
- Juvenile Xanthogranuloma
- Juvenile Paget’s Disease
- Juvenile Pilomatricoma
- Junctional Zone Abnormalities
- Juvenile Seborrheic Dermatitis
- Juvenile Polyposis Syndrome
- Juvenile Osteopetrosis
- Junctional Melanocytic Nevus
K
- Keratosis Pilaris
- Kerion
- Keratinocyte Carcinoma
- Keratosis Follicularis (Darier’s Disease)
- Keratosis Seborrheic
- Keloid Formation on Scalp
- Keratoderma
- Kawasaki Disease (hair changes)
- Keratoderma Climactericum
- Keratosis Pharyngis
- Keratolysis Exfoliativa
- Kaposi’s Sarcoma
- Klinefelter Syndrome (hair distribution changes)
- Keratocystic Odontogenic Tumors
- Koilonychia (nail disease with hair implications)
L
- Lichen Planopilaris
- Lupus Erythematosus
- Lichen Simplex Chronicus
- Linear Scleroderma
- Lymphocytic Folliculitis
- Lichen Nitidus
- Lipoatrophia
- Linear Morphea
- Lichen Striatus
- Langerhans Cell Histiocytosis
- Lupus Vulgaris
- Lipedematous Scalp
- Lymphomatoid Papulosis
- Lichen Sclerosus
- Linear Epidermal Nevus
M
- Male Pattern Baldness
- Monilethrix
- Malassezia Folliculitis
- Melanoma on Scalp
- Miliaria Rubra
- Muehrcke’s Lines
- Malnutrition-induced Hair Loss
- Melkersson-Rosenthal Syndrome
- Microsporum Canis Infection
- Mucinosis Follicularis
- Mastocytosis
- Madarosis
- Milia
- Molluscum Contagiosum
- Muir-Torre Syndrome
N
- Neonatal Alopecia
- Neutrophilic Eccrine Hidradenitis
- Netherton Syndrome
- Non-scarring Alopecia
- Nodular Scabies
- Nevus Sebaceous
- Nevus Comedonicus
- Nodular Melanoma
- Necrobiosis Lipoidica
- Nail-Patella Syndrome (with hair issues)
- Neonatal Cephalic Pustulosis
- Nutritional Deficiency-induced Hair Loss
- Nevoid Hypertrichosis
- Neurofibromatosis (hair changes)
- Nodular Folliculitis
O
- Occupational Dermatoses
- Oculocutaneous Albinism
- Onychotillomania
- Onychomycosis
- Oral Lichen Planus (with scalp involvement)
- Osteoma Cutis
- Onycholysis
- Onychomadesis
- Orf Virus Infection (contagious pustular dermatitis)
- Onycho-osteodysplasia (Nail-patella syndrome)
- Osteogenesis Imperfecta (with hair changes)
- Ovarian Hyperandrogenism (Hirsutism)
- Occipital Alopecia
- Onychorrhexis
- Onychoschizia
P
- Psoriasis of the Scalp
- Pseudopelade of Brocq
- Patterned Hair Loss
- Pili Torti
- Pilomatricoma
- Pityriasis Rubra Pilaris
- Paronychia
- Primary Cicatricial Alopecia
- Pityriasis Amiantacea
- Perifolliculitis Capitis Abscedens et Suffodiens
- Poliosis
- Porphyria Cutanea Tarda
- Pustular Psoriasis
- Pyoderma Gangrenosum
- Pemphigus Vulgaris
Q
- Quinquaud’s Decalvans Folliculitis
- Quartz Dermatitis
- Quinine-induced Hair Loss
- Q-Fever-associated Hair Loss
- Quercetin Allergic Reaction (dermatitis)
- Quinoline Yellow Allergic Reaction
- Queyrat’s Erythroplasia (with scalp involvement)
- Quick-Relief Steroid-induced Hair Loss
- Quadripartite Cutaneous Disease
- Quinolone Dermatosis
- Q-Tip Traumatic Folliculitis
- Quiescent Alopecia Areata
- Quinidine-induced Hypertrichosis
- Quinacrine-induced Hair Changes
- Quaternary Ammonium Compound Dermatitis
R
- Ringworm of the Scalp (Tinea Capitis)
- Reticulate Acropigmentation of Kitamura
- Rosacea (with scalp involvement)
- Rheumatoid Nodules
- Reactive Perforating Collagenosis
- Recurrent Folliculitis
- Radiation-induced Alopecia
- Rosai-Dorfman Disease
- Rapp-Hodgkin Syndrome
- Rothmund-Thomson Syndrome
- Rubella-associated Hair Loss
- Rhabdomyosarcoma of the Scalp
- Refractory Erythema
- Rieger Syndrome
- Rotational Trichotillomania
S
- Seborrheic Dermatitis
- Scarring Alopecia
- Scalp Psoriasis
- Scleroderma
- Syphilitic Alopecia
- Stevens-Johnson Syndrome (with scalp involvement)
- Squamous Cell Carcinoma (of the scalp)
- Sebaceous Hyperplasia
- Senile Alopecia
- Scalp Eczema
- Solar Elastosis
- Seborrheic Keratosis
- Scalp Lichen Planus
- Systemic Lupus Erythematosus (with scalp involvement)
- Staphylococcal Scalp Infections
T
- Telogen Effluvium
- Tinea Capitis
- Trichotillomania
- Traction Alopecia
- Trichorrhexis Nodosa
- Trichodysplasia Spinulosa
- Tinea Versicolor (on scalp)
- Triangular Alopecia
- Trichodynia
- Trichostasis Spinulosa
- Trichomycosis Axillaris
- Trichilemmal Cyst
- Tinea Favosa
- Tuberous Sclerosis (with scalp involvement)
- Toxic Epidermal Necrolysis
U
- Uncombable Hair Syndrome
- Ulerythema Ophryogenes
- Urticaria Pigmentosa
- Ulcerative Lichen Planus
- Uremic Frost
- Urticarial Vasculitis
- Ustilago Maydis (corn smut-related folliculitis)
- Unilateral Nevoid Telangiectasia
- Underlying Thyroid Disorder Hair Loss
- Unilateral Atrophy of the Scalp
- Ulcerative Dermatosis of the Scalp
- Unna-Thost Palmoplantar Keratoderma
- Upper Lip Folliculitis
- Ulcerative Necrobiosis Lipoidica
- Uncombable Hair Syndrome
V
- Vitiligo (affecting scalp)
- Viral Exanthems (with hair loss)
- Vellus Hair Cysts
- Verruca Vulgaris (Warts)
- Vulgaris Lichen Planus
- Von Hippel-Lindau Disease (with scalp involvement)
- Vulgaris Pemphigus
- Variegate Porphyria
- Verrucous Carcinoma
- Varicella-zoster Virus Infection (scalp)
- Vellus Hair Follicle Tumors
- Venous Stasis Dermatitis
- Verrucous Epidermal Nevus
- Vulvar Lichen Sclerosus (with scalp involvement)
- Vogt-Koyanagi-Harada Disease (with hair changes)
W
- Werner Syndrome
- Woolly Hair Syndrome
- White Piedra
- Waterhouse-Friderichsen Syndrome (with hair changes)
- Warts (Verruca Vulgaris)
- Wegener’s Granulomatosis
- Waardenburg Syndrome (with hair changes)
- Wolfram Syndrome (with hair changes)
- Weill-Marchesani Syndrome
- Wiedemann-Steiner Syndrome
- Whipple’s Disease (with hair changes)
- Waldenström’s Macroglobulinemia (with scalp involvement)
- Wiskott-Aldrich Syndrome
- Wolf-Hirschhorn Syndrome
- Warty Dyskeratoma
X
- Xeroderma Pigmentosum
- Xanthoma Disseminatum
- X-Linked Hypohidrotic Ectodermal Dysplasia
- Xanthogranuloma
- Xerosis
- Xanthomas (on the scalp)
- Xanthelasma (with hair changes)
- Xerotic Eczema
- Xanthoma Tuberosum
- X-Linked Ichthyosis
- X-linked Alopecia
- X-linked Hypotrichosis
- Xanthomatous Dermatitis
- Xeroderma
- Xanthomatous Hair Loss
Y
- Yellow Nail Syndrome
- Yaws (Tropical Infection affecting skin and hair)
- Yolk Sac Tumor (with scalp involvement)
- Yersinia Pestis Infection (plague with hair changes)
- Yaws-associated Alopecia
- Y-linked Hypotrichosis
- Yeast Folliculitis
- Yttrium Exposure Dermatitis
- Yersiniosis (infection with hair changes)
- Yellow Dandruff
- Yusho Disease (oil contamination-related skin issues)
- Yadgarov Syndrome (with hair changes)
- Y-Locus Hair Disorders
- Young Syndrome (with hair changes)
- Yohimbine-related Hair Loss
Z
- Zoon’s Balanitis (with scalp involvement)
- Zygomycosis (fungal infection affecting scalp)
- Zinc Deficiency-related Alopecia
- Zoster Sine Herpete
- Zapallo Complex Folliculitis
- Zona Zoster (Shingles affecting scalp)
- Zoon’s Folliculitis
- Zebrafish Scale Lesions (used in hair research)
- Zygoma Alopecia
- Zander-like Dermatosis
- Zollinger-Ellison Syndrome (with hair changes)
- Zinc Oxide Dermatitis
- Zinn-Serious Syndrome (with hair changes)
- Zinc Pyrithione Reaction
- Zika Virus Infection (with hair changes)
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Ut elit tellus, luctus nec ullamcorper mattis, pulvinar dapibus leo.