Dermatology Book

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Acne Vulgaris

Aka: Acne Vulgaris, Acne
  1. See Also
    1. Acne Vulgaris Pathophysiology
    2. Medication Causes of Acne Vulgaris
    3. Acne Vulgaris Management
    4. Adjunctive Acne Vulgaris Management
    5. Moderate Acne Vulgaris Management
    6. Severe Acne Vulgaris Management (includes Cystic Acne)
    7. Acne Rosacea
  2. Epidemiology
    1. Prevalence: 75% of teenagers and young adults
  3. Pathophysiology
    1. See Acne Vulgaris Pathophysiology
    2. Secondary acne causes
      1. See Medication Causes of Acne Vulgaris
      2. See Hyperandrogenism
      3. Cushing's Disease
      4. Polycystic Ovary Syndrome
      5. Congenital Adrenal Hyperplasia
  4. Signs: Lesion Types
    1. Obstructive Acne
      1. Open Comedones (Black heads)
      2. Closed Comedones (White heads)
    2. Inflammatory Acne (in order of lesion formation)
      1. Papules
      2. Pustules
      3. Nodules
      4. Cysts
      5. Scars
  5. Signs: Distribution
    1. Face
    2. Neck
    3. Chest
    4. Back
  6. Types: Severe subtypes
    1. Consider in refractory cases
    2. Referral usually indicated
    3. Conditions
      1. Gram NegativeFolliculitis
        1. Severe, inflammatory acne
        2. Onset months after starting oral antibiotics
      2. Acne Fulminans
        1. Rapidly progressive, severe inflammatory acne
        2. Associated findings
          1. Fever
          2. Arthralgia
          3. Bone diathesis
      3. Acne conglobata
        1. Severe Cystic Acne
        2. Associated with dissecting scalp Cellulitis
        3. Associated with Hydradenitis suppurativa
        4. Aggressive treatment required
      4. Pyoderma faciale
        1. Rapidly progressive facial Cystic Acne (esp cheeks)
        2. May be a variant of Acne Rosacea
        3. Affects adult women
  7. Differential Diagnosis
    1. See Medication Causes of Acne Vulgaris
    2. See secondary acne causes above
    3. Acne Rosacea
    4. Hidradenitis Suppurativa
    5. Miliaria
    6. Perioral Dermatitis
    7. Pseudofolliculitis Barbae
    8. Seborrheic Dermatitis
    9. Superficial Folliculitis
  8. Management
    1. See Acne Vulgaris Management
    2. Adjunctive Acne Vulgaris Management
    3. Moderate Acne Vulgaris Management
    4. Severe Acne Vulgaris Management (includes Cystic Acne)
  9. Resources: Patient Education
    1. Information from your Family Doctor: Acne in Teens
      1. http://www.familydoctor.org/healthfacts/001/
  10. References
    1. Habif (2004) Dermatology, Mosby, p. 162-94
    2. Parker in Noble (2001) Primary Care p. 758-60
    3. Gollnick (2003) J Am Acad Dermatol 49:S1-37 [PubMed]

Acne Vulgaris (C0001144)

Definition (MSH) A chronic disorder of the pilosebaceous apparatus associated with an increase in sebum secretion. It is characterized by open comedones (blackheads), closed comedones (whiteheads), and pustular nodules. The cause is unknown, but heredity and age are predisposing factors.
Concepts Disease or Syndrome (T047)
MSH D000152
ICD10 L70.0
SnomedCT 267867008, 156419001, 201214004, 88616000
English Acne Vulgaris, Acne, acne vulgaris (diagnosis), acne vulgaris, Acne Vulgaris [Disease/Finding], acne, Acne;vulgaris, Vulgaris - acne, Acne vulgaris, Common acne, Acne vulgaris (disorder), acne; vulgaris, vulgaris; acne, Acne, vulgaris
Dutch gewone acne, acne; vulgaris, vulgaris; acne, Acne, Acne vulgaris
French Acné simple, Acné vulgaire, Acné
Italian Acne vulgaris, Acne, Acne volgare
Portuguese Acne vulgar, Acne, Acne Vulgar
Spanish Acné vulgaris, acné común, acné vulgar (trastorno), acné vulgar, Acné, Acné Vulgar
Swedish Finnar
Japanese ジンジョウセイザソウ, アクネ, 尋常性ざ瘡, ざ瘡, にきび
Czech akné, acne vulgaris, Acne vulgaris, trudovina, trudovitost, akne vulgaris
Finnish Finnitauti
Russian UGRI OBYKNOVENNYE, AKNE OBYKNOVENNYE, AKNE, АКНЕ, АКНЕ ОБЫКНОВЕННЫЕ, УГРИ ОБЫКНОВЕННЫЕ
German Acne vulgaris, Akne vulgaris, Akne
Korean 보통 여드름
Croatian ACNE VULGARIS
Polish Trądzik, Trądzik pospolity
Hungarian Acne vulgaris
Norwegian Acne vulgaris, Akne, Kviser
Sources
Derived from the NIH UMLS (Unified Medical Language System)


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