Important One-liner in Dermatology

• If a child is born preterm, the layer of skin absent from the body or underdeveloped is the stratum corneum.
• Fox fordyce disease is a disease of Apocrine Gland.
• Langerhan cells are present in which layer of skin—Stratum Spinosum.
• Patch Test: Hypersensitivity: Type IV Hypersensitivity reaction.
• Slapped cheek appearance seen in Erythema infectiosum caused by Parvovirus B19.
• Swimming pool granuloma is caused by Atypical Mycobacterium.
• Bockhart's impetigo: Bockhart's impetigo is a superficial folliculitis (not an impetigo). Also known as Staphylococcus aureus superficial folliculitis. Caused by Staphylococcus aureus
• Urticaria: Urticaria Which Happens After Exercise And Sun Exposure is Cholinergic Urticaria.
• Syringoma: A benign growth of eccrine sweat glands.

Also read: Granuloma Annulare: Causes, Types, Symptoms, Risk Factors

Others

• Heliotrope rash is a feature of Dermatomyositis.
• Papillary microabscesses are a feature of Dermatitis Herpetiformis
• Acanthosis involves stratum Spinosum.
• Cutaneous tuberculosis caused by contiguous spread from underlying foci is Scrofuloderma.
• FDA-approved therapies for Androgenetic alopecia include Minoxidil + Finasteride.
• Features on Tzank smear of herpes genitalis patient but not in a patient of pemphigus is Multinucleated giant cell.
• Pterygium of nail is a specific feature of the Lichen Planus.
• An epidermal nevus that appears during adolescence is Becker's nevus.
• Classical histopathological features of Mycosis fungicides are Pautrier's microabscess.
• The drug of choice for type 1 lepra reaction is oral steroids and MDT.
• Bullous papilloma in pregnant females is called Herpes gestationis.
• The cause of bindi dermatitis in females is paratertiary butyl phenol.
• The best way to diagnose atopic dermatitis is clinical evaluation.
• Treatment of choice for genital warts in pregnancy is cryotherapy.
• A malignant pustule is a feature of anthrax.
• X-linked recessive ichthyosis is caused by the steroid sulfatase gene.
• Moth eaten Alopecia is seen in syphilis.

Also read: Bacterial Infections in Dermatology: Overview and Management

• Max Joseph's space is a histological finding seen in Lichen Planus.
• Lisch nodules are the feature of neurofibromatosis 1.
• Scabies in infants differ from adults as it involves the face, palm, and soles.
• STD is caused by trichomoniasis.
• Dyskeratosis is a feature of benign dermatosis seen in Darier's disease or Hailey-Hayley disease.
• The most common cause of recurrent scaly hypopigmented patches on the face in children is Pityriasis alba.
• Row of tombstone appearance on histopathology is seen in Pemphigus vulgaris.
• The most sensitive test to assess drug effectiveness / resistance in skin smears of leprosy patients is the morphological index.
• Footprints in snow appearance is a feature of Pseudopelade of BROCQ.
• The type of psoriasis that responds to antibiotics is guttate psoriasis.
• Higoumenakis sign is seen in late congenital syphilis.
• Intraepidermal immunobullous disorders are caused by the formation of autoantibodies against Desmosomes.
• Target lesions are seen in Erythema multiforme.

Also read: Bedside Tests in Dermatology

• Which genital ulcer disease does not involve lymph nodes is donovanosis.
• Erythema chronic migrans is a feature of Lyme disease.
• The most common endocrine disorder seen to be associated with vitiligo is thyroid.
• Annular Herald patch is a feature of pityriasis rosea.
• The most common cause of contact allergic dermatitis is nickel.
• Rarest variety of pemphigus vegetans.
• Multiple painful penile ulcers with painful bumps are caused by Haemophilus ducreyi.
• Hair stays for maximum duration in the growth phase (Anagen hair) of the hair cycle.
• Kogoj's pustule is a feature of psoriasis and seen in the Malpighian layer (Stratum Spinosum and Basale).
• Cassal's necklace is a classical clinical feature of pellagra.
• A gray color kit is used in patients with urethral discharge.
• Spongiosis is seen in the stratum spinosum. layer of the skin and is seen commonly in acute eczema.
• Treatment of choice for tinea capitis is Griseofulvin.
• Vesicles are never seen in secondary syphilis.

Also read: Plantar Warts: Causes, Symptoms, Risk Factors & Diagnosis

• Urticarial lesions can be a manifestation of bullous pemphigoid (immunobullous disorder).
• Clofazimine causes ichthyosis-like features and reddish discolouration of skin.
• The most common cause of plant dermatitis in India is Parthenium hysterophorus.
• Ecthyma gangrenosum is caused by pseudomonas.
• The drug used for an unresponsive type II lepra reaction in an uncontrolled diabetic patient is thalidomide.
• Sheets of erythema with islands of normal skin is a feature of Pityriasis Rubra Pilaris.
• Vismodegib is used in the treatment of BCC (basal cell skin cancer).
• The best treatment for telogen effluvium is counseling and biotin.
• Treatment of choice for psoriasis in HIV-positive patients is Acitretin.
• Fordyce's spots are ectopic sebaceous glands.
• Multilocular painful buboes with discharging sinuses are seen in LGV.
• The test to differentiate between nevus anemicus and nevus depigmentosus is dioscopy.
• The fishnet pattern of immunofluorescence is a feature of Pemphigus vulgaris.
• Ichthyosis vulgaris, which mainly presents on extensors and is associated with atopy.
• Hereditary angioedema is caused by deficiency of a C1 esterase inhibitor.

Also read: Chilblains: Causes, Symptoms, Risk Factors and Complications

• The classical histopathological finding in Molluscum contagiosum is Henderson Patterson Bodies.
• Cradle cap is a special form of seborrheic dermatitis.
• The most effective drug against M. lepra is rifampicin.
• Burrows in scabies are seen in stratum corneum layer of the skin
• Ridley Joplin classification does not include Indeterminate & Pure Neuritic Hansen types of leprosy
• The most common causative organism for tinea capitis is T. tonsurans.
• Chancre redux refers to relapsing syphilis.
• Oral steroids are indicated in Impetigo herpetiformis (a type of psoriasis).
• What is seen at the periphery of the alopecia areata patch is exclamation mark hair.
• Inheritance of incontinentia Pigment is X-linked dominant.
• Q Switched ND yag and Ruby & Alexandra laser are used to treat dermal melanocytic nevi.
• Asteroid bodies are commonly seen in Sporotrichosis.
• TOC for mycosis fungicides is electron beam therapy.
• Hypopigmentation in Pityriasis versicolor is due to carboxylic acid or azelaic acid.
• Ash leaf macules are a feature of TSC.
• The first sensation to be lost in leprosy is temperature.
• The wavelength of narrow-band UVB therapy is 311-313 nm.
• Clue cells form part of Amesis criteria and are used to diagnose Bacterial vaginosis.

Also read: Balanitis: Causes, Symptoms, Risk Factors, Diagnosis and Treatment

• Lines in skin that follow the lines of embryonic migration of cells are Blaschko's lines.
• Podophyllin is used for treatment of genital lesions.
• Itch is a disease' is true for atopic dermatitis.
• Mucous patches are a manifestation of secondary syphilis.
• In pure neuritic Hansen, a nerve biopsy is done from the radial, cutaneous, and sural nerves.
• Rhinophyma is glandular Rosacea.
• Sclerotic bodies are seen in chromoblastomycosis.
• One melanocyte transfers melanosomes to 36 keratinocytes around it.
• Circinate balanitis is a feature of Reiter's disease/reactive arthritis.
• Geographical lesions are seen in BB leprosy
• Favus is caused by T. Schoenleinii
• Sweet's syndrome shows the presence of neutrophilic dermatosis on blood smear and histopathology.
• Geometrical shallow pits are a feature of Alopecia areata.

Also read: Morphea: Causes, Symptoms, Risk Factors, Diagnosis, Treatment

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