Tuesday, January 29, 2008

Derma

Malignant melanoma: 3 sites with poor prognosis

BANS:
Back of Arm
Neck
Scalp
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---Anonymous Contributor
 

Albinism: type I vs. II classification

"One has None. Two Accumulates":
Type I: have no pigment.
Type II: No pigment at birth, but accumulates as person ages.
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---Robert O'Connor University College Dublin
 

Generalized skin hyperpigmentation: causes

"With generalized, none of skin is SPARED":
Sunlight
Pregnancy
Addison's disease
Renal failure
Excess iron (haemochromatosis)
Drugs (eg busulphan)
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---Lau Yue Young Geoffrey HKU
 

Clubbing: causes

CLUBBING:
Cyanotic heart disease
Lung disease (hypoxia, lung cancer, bronchiectasis, cystic fibrosis)
UC/Crohn's disease
Biliary cirrhosis
Birth defect (harmless)
Infective endocarditis
Neoplasm (esp. Hodgkins)
GI malabsorption
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---Anonymous Contributor
 

Cutaneous inflammation patterns

"Pus of
Pig
Valve"
· Remove the vowels: PSFPGVLV:
Psoriaform
Spongiotic (eczematous)
Folliculitis
Panniculitis
Granulomatous
Vasculopathic
Lichenoid
Vessiculobullous
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---Daniel Clarke University of Queensland
 

Nodules: painful cutaneous nodules causes

BENGAL CO.:
Blue rubber bleb nevus
Eccrine spiradenoma
Neurilemmoma/ Neuroma
Glomus tumor
Angiolipoma/ Angioleiomyoma/ Angiosarcoma
Leiomyoma
Cutaneous endometriosis/ Calcinosis cutis
Osteoma cutis
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---Jaggi Rao University of Alberta
 

Wound healing: factors delaying

DID NOT HEAL:
Drugs
Infection/ Icterus/ Ischemia
Diabetes
Nutrition
Oxygen (hypoxia)
Toxins
Hypothermia/ Hyperthermia
EtOH
Acidosis
Local anesthetics
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---Mohamed Azim Assistant lecturer of Pediatric Surgery, Alexandria University, Egypt
 

White patch of skin: differential

"Vitiligo PATCH":
Vitiligo
Pityriasis alba/ Post-inflammatory hypopigmentation
Age related hypopigmentation
Tinea versicolor/ Tuberous sclerosis (ashleaf macule)
Congenital birthmark
Hansen's (leprosy)
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---Dr. Chetan Wasekar Set G.S. Medical College, KEM Hospital, Bombay
 

Psoriasis: pathophysiology

PSORIASIS:
Pink Papules/ Plaques/ Pinpoint bleeding (Auspitz sign)/ Physical injury (Koebner phenomenon)/ Pain
Silver Scale/ Sharp margins
Onycholysis/ Oil spots
Rete Ridges with Regular elongation
Itching
Arthritis/ Abscess (Munro)
Stratum corneum with nuclei, neutrophils
Immunologic
Stratum granulosum absent/ Stratum Spinosum thickening
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---Rinku Uberoi New York Hospital
 

Raynaud's phenomenon: causes

COLD HAND:
Cryoglobulins/ Cryofibrinogens
Obstruction/ Occupational
Lupus erythematosus, other connective tissue disease
Diabetes mellitus/ Drugs
Hematologic problems (polycythemia, leukemia, etc)
Arterial problems (atherosclerosis)
Neurologic problems (vascular tone)
Disease of unknown origin (idiopathic)
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---Jaggi Rao University of Alberta
 


 

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Erythema nodosum: causes

DIPS OUT:
Drugs (eg sulfonamides)
Infections (eg strep)
Pregnancy
OCP
Ulcerative colitis
TB
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---Nick Murch Medical House Officer
 

Pruritus: systemic causes

ITCH:
Iron deficiency anemia/ Internal malignancy
Thyroid disease/ Type 1 DM
CRF/ Chronic liver disease
HIV infection/ Hereditary hemochromatosis
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---Dr. Ibrahim Yasir Ahmed IGMH / Male' Rep. of Maldives