Title: Cutaneous Emergencies
1Cutaneous Emergencies
- Joe Lex, MD, FAAEM
- Department of Emergency Medicine
- Temple University Hospital
- Philadelphia, PA
2Topics Covered
- Cancers of the Skin
- Decubitus Ulcer
- Dermatitis
- Infections / Systemic Illnesses
- Maculopapular Lesions
- Vesicular / Bullous Lesions
3Winner Ugly Dog Contest
41. Cancers of the Skin
- Basal cell carcinoma
- Kaposis sarcoma
- Melanoma
- Squamous cell carcinoma
5Basal Cell Carcinoma
- Nodular
- Ulcerating
- Sclerosing (cicatricial)
- Superficial, pigmented
- Danger zones midface, behind ears
- Refer to dermatologist
Cancers
6Basal Cell Carcinoma
Nodular
Pigmented
Ulcerating
7Basal Cell Carcinoma
8Kaposis Sarcoma
- Painless, raised brown-black or purple papules
and nodules that do not blanch - Face, chest, genitals, and mouth
- Not associated with increased morbidity or
mortality - Referral if bothersome
Cancers
9Kaposis Sarcoma
HIV-associated homosexual men
Cancers
Classic KS elderly male Ashkenazi and
Mediterranean Jews
10Melanoma RISK
- Risk factors
- Moles atypical or common
- Red hair and freckling
- Inability to tan
- Sunburn severe sunburn especially before age 14
- Kindred family history
Cancers
11Melanoma
Cancers
Melanocytic nevus
Melanoma in situ
Superficial spreading melanoma
12Melanoma
- Early detection early cure
- Have low threshold, refer if suspected
Cancers
13Squamous Cell Carcinoma
- Sunlight exposure
- Age gt55
- Men gt women
- White gt Black
Cancers
14Squamous Cell Carcinoma
- Treatment
- Surgery
- Radiotherapy
- Cryotherapy
- 5-fluorouracil
- 90 cure rate if treated early
Cancers
152. Decubitus Ulcer
- External compression of dermis and hypodermis ?
ischemic tissue damage and necrosis - Risk factors inadequate nursing care, diminished
sensation / immobility, hypotension, fecal /
urinary incontinence, low serum albumin, poor
nutrition
Decubitus
16Stages of Ulcers
- I Nonblanching erythema of intact skin
Decubitus
II Necrosis, superficial or partial-thickness
involving epidermis and/or dermis. Bullae ?
necrosis of dermis (black) ? shallow ulcer
17Stages of Ulcers
- III Deep necrosis, crateriform ulceration,
full-thickness skin loss extends to, but not
through, fascia
Decubitus
18Stages of Ulcers
- IV Full-thickness ulceration with extensive
damage / necrosis to muscle, bone, support
structures
Decubitus
19Management
- Stage I and II topical antibiotics under moist
sterile gauze - Stage III and IV surgical debridement and repair
- Complications osteomyelitis, sepsis with
resistant organisms (VRE, MRSA, etc.)
Decubitus
203. Dermatitis
- Atopic
- Contact
- Eczema
- Psoriasis
- Sebaceous cysts
- Seborrhea
Dermatitis
21Atopic Dermatitis Eczema
- Itching ? rubbing and scratching ?
lichenification (hyperplasia) - Diagnosis based on clinical findings
- Serum IgE level usually elevated
- Associated with allergic rhinitis, asthma
Dermatitis
22Atopic Dermatitis Treatment
- Fraught with problems
- Dependence on glucocorticoids ? atrophy,
tachyphylaxis, hypertrichosis
Dermatitis
23Atopic Dermatitis
Dermatitis
24Atopic Dermatitis
Dermatitis
25Atopic Dermatitis
Nummular eczema
Dermatitis
Dyshidrotic eczema
26Contact Dermatitis
- Generic term applied to acute or chronic
inflammatory reactions to substances that come in
contact with the skin - Chemical irritant
- Allergic caused an antigen that elicits a type IV
(cell-mediated or delayed) hypersensitivity
reaction
Dermatitis
27Contact Dermatitis
Dermatitis
28Contact Dermatitis
- Prevention
- Wear protective clothing
- If contact occurs, wash with water or weak
neutralizing solution - Barrier creams
Dermatitis
29Contact Dermatitis
- Gauze soaked in Burows solution changed every 2
to 3 hours - Class I topical corticosteroid preparations may
be effective if nonexudative, nonbullous - Systemic corticosteroids if severe (cannot
function or sleep) or for exudative lesions
Dermatitis
30Burows Solution
- Aluminum acetate in water
- Invented by ophthalmologist Karl August Burow
(1809 1874)
Dermatitis
31Topical Corticosteroids
- Class 1
- Very potent (up to 600 times as potent as
hydrocortisone) - Clobetasol propionate
- Betamethasone dipropionate
Steroids
32Topical Corticosteroids
- Class 2
- Potent (I50-100 times as potent as
hydrocortisone) - Betamethasone valerate/dipropionate
- Diflucortolone valerate
- Fluticasone valerate
- Hydrocortisone 17-butyrate
- Mometasone furoate
- Methylprednisolone aceponate
Steroids
33Topical Corticosteroids
- Class 3
- Moderate (2-25 times as potent as hydrocortisone)
- Aclometasone dipropionate
- Clobetasone butyrate
- Fluocinolone acetonide
- Triamcinolone acetonide
Steroids
34Topical Corticosteroids
- Class 4
- Mild
- Hydrocortisone 0.5-2.5
Steroids
35Psoriasis
Dermatitis
36Psoriasis
Dermatitis
37Psoriasis Findings
- Bilateral, often symmetrical often spares
exposed areas favors elbows, knees, scalp, and
intertriginous areas face involvement uncommon - Guttate psoriasis disseminated small lesions
without predilection of site
Dermatitis
38Psoriasis Locations
Dermatitis
39Psoriasis Treatment
- Remove scales soak in water
- Topical fluorinated glucocorticoid ointment to
wet skin (betamethasone valerate, fluocinolone
acetonide, et al.) - Cover with plastic wrap, leave overnight
Dermatitis
40Sebaceous Cyst
- Synonyms wen, infundibular cyst, epidermal cyst
- Most common cutaneous cyst
- Origin epidermis or hair follicle epithelium
- Fills with keratin, lipid-rich debris
- Rupture common
Dermatitis
41Sebaceous Cyst
- Treatment drainage if infected
- Removal by surgeon
Dermatitis
42Seborrheic Dermatitis
- Cradle cap in infants
- Pityriasis sicca dandruff
Dermatitis
43Seborrheic Dermatitis
- Yellowish-red or gray-white skin,
- Often greasy or scaling macules and papules
- Varying size 5 to 20 mm
Dermatitis
44Seborrheic Erythroderma
- Frightened, red, toxic patient
- Skin red, thick, scaly
- Many drugs, illnesses implicated
- Can lead to high-output failure
- Admit to warm room with blankets
- Glucocorticoids, emollients
Dermatitis
45Seborrheic Erythroderma
- Seborrheic erythroderma diarrhea failure to
thrive Leiners disease - Associated with immunodeficiency disorders
Dermatitis
46Seborrheic Erythroderma
Dermatitis
47Seborrheic Erythroderma
Dermatitis
484. Infections
- Bacterial
- Fungal
- Parasitic
- Viral
- Systemic
49Bacteria
50Abscess
- Abscess collection of pus with inflammation,
tissue destruction - Furuncle deep-seated, red, hot, tender abscess
that evolves from staphylococcal folliculitis - Carbuncle deeper infection, interconnecting
abscesses
Bacteria
51Abscess
Furuncle
Bacteria
Abscess
Carbuncle
52Abscess
- Cause Staphylococcus aureus
- Treatment incision and drainage /- antibiotic
Bacteria
53Hidradenitis Suppurativa
- Chronic, suppurative disease of apocrine
glandbearing skin in axillae and anogenital
region - Tender, red nodules not related to hair follicles
- Acute lesions incise and drain
- Refer for definitive care
Bacteria
54Hidradenitis Suppurativa
Bacteria
55Cellulitis and Erysipelas
- Acute, spreading infections of dermal and
subcutaneous tissues - Red, hot, tender skin, often at site of bacterial
entry - Cause group A beta-hemolytic streptococci or
Staphylococcus aureus
Bacteria
56Cellulitis and Erysipelas
- Treatment outpatient
- Dicloxacillin
- Macrolide EES, azithromycin, clarithromycin
- Amoxicillin-clavulanate
- Clindamycin
- TMP-SMZ
Bacteria
57 Cellulitis Erysipelas
Bacteria
58Cellulitis
Bacteria
59Cellulitis
- Facial cellulitis in child ? consider Haemophilus
influenzae
Bacteria
60Impetigo and Ecthyma
- Superficial infection of epidermis by
Staphylococcus aureus and Streptococcus pyogenes - Extension into dermis ? ecthyma, crusted erosions
or ulcers
Bacteria
61Impetigo and Ecthyma
Bacteria
62Impetigo, Nonbullous
- Transient superficial small vesicles or pustules
rupture ? erosions ? golden-yellow crust (often
seen, not pathognomonic)
Bacteria
63Impetigo, Bullous
Bacteria
64Impetigo, Ecthyma
Bacteria
65Impetigo Treatment
- Topical mupirocin (Bactroban) highly effective
against GAS and Staph (including MRSA) - Systemic antimicrobials penicillin,
dicloxacillin, erythromycin, minocycline (for
MRSA)
Bacteria
66Necrotizing Infections
- Group A streptococcal gangrene
- Cellulitis ? dusky blue ? bullae or vesicles
(yellow ? red-black fluid) ? rapid spread along
fascial planes ? necrotic slough - Treatment early extensive debridement, high-dose
antibiotic
Bacteria
67Necrotizing Infections
Bacteria
68Necrotizing Infections
Bacteria
69Necrotizing Infections
Bacteria
70Necrotizing Infections
Bacteria
71Fungus
72Candida
- Candidosis, moniliasis
- Candida albicans, others
- Intertrigo
- Interdigital
- Diaper dermatitis
Fungus
73Candida Intertrigo
Fungus
74Candida
Fungus
75Candida Thrush
Fungus
76Candida Angular Stomatitis
Fungus
77Candida Treatment
- Nystatin (Mycostatin) tablets or suspension
100,000 units QID - Clotrimazole (Lotrimin)
- Fluconazole (Diflucan)
- Itraconazole (Sporanox)
- Ketoconazole (Nizoral)
- Voriconazole (Vfend)
Fungus
78Tinea
Epidermal dermatophytes
- Tinea pedis
- Tinea manuum
- Tinea cruris
- Tinea corporis
- Tinea facialis
- Tinea capitis
Fungus
79Tinea
Fungus
80Tinea Diagnosis
- Potassium hydroxide microscopic identification of
septated, tubelike structures and spores
Fungus
81Tinea Treatment
- Skin topical antifungals
- Hair and nails oral preparations
- Griseofulvin possible elevated transaminases
Fungus
Gray patch tinea capitis
82Tinea Treatment
Fungus
Kerion do not I D
83Parasites
84Pediculosis
- Head lice
- Body lice
- Pubic lice
Parasite
85Pediculosis Treatment
- Permethrin cream 5 (Elimite)
- OTC Permethrin 1 (Nix)
- Pyrethrins (RID)
- Lindane 1 shampoo (Kwell)
- Seizures, aplastic anemia
- Malathion 0.5 in 78 isopropyl alcohol (Ovide)
Parasite
86Scabies
- Undiagnosed scabies Seven-Year Itch
- Mite Sarcoptes scabiei
- Extremely itchy
- Diagnosis burrows or scabies prep (shave lesion,
magnification)
Parasite
87Scabies
Parasite
88Scabies
Parasite
89Scabies
- Permethrin 5 cream (Elimite) or lindane 1
lotion (Kwell) - Leave on overnight, rinse off in morning
- Lindane easier to apply, less expensive, but some
resistance - Lindane neurotoxic to infants
Parasite
90Botfly
Parasite
91Virus
92Viral Infections
- Aphthous ulcer
- Erythema infectiosum
- Herpes simplex
- Herpes zoster
- Human papillomavirus (HPV)
- Molluscum contagiosum
- Warts
Virus
93Aphthous Ulcer
- Canker sore
- Painful shallow ulcer covered with fibrin
- Adenopathy common
Virus
94Aphthous Ulcer
- Differential
- Behçet's
- Herpes
- Treatment
- Symptomatic
- Topical steroids and analgesics
Virus
95Erythema Infectiosum
- Fifth disease
- Parvovirus
- Fever, coryza, headache, malaise 2 days before
rash - No treatment
Virus
96ID / Rash Trivia
- 1st disease rubeola (measles)
- 2nd disease scarlet fever
- 3rd disease rubella
- 4th disease toxin-producing staphylococcus
- 5th disease erythema infectiosum (parvovirus)
- 6th disease roseola
Virus
97Herpes Simplex
- Herpes simplex
- Cold sore
- Fever blister
- Herpes labialis
- Herpes gladiatorum
- Scrum pox
- Whitlow
Virus
Tzanck preparation multi-nucleated giant
keratinocyte
98Herpes Simplex
Virus
99Herpes Simplex
- Antivirals more effective in primary infection
than recurrence - Acyclovir (Zovirax) 400 mg TID or 200 mg 5 times
daily - Valacyclovir (Valtrex) BID
- Famciclovir (Famvir) TID
Virus
100Herpes Zoster
- Varicella Zoster Virus (VZV)
- Shingles
- Prodrome flu-like symptoms prior to rash
- Depression very common
Virus
101Herpes Zoster
Virus
102Herpes Zoster
- Herpes zoster ophthalmicus CNV
- Vision-threatening condition
- Hutchinson sign lesions on tip of nose ?
nasociliary nerve - Ramsay Hunt syndrome CNVII
- Facial palsy resembling Bell palsy
- Vesicles in ear canal or on tympanic membrane
Virus
103Herpes Zoster
Virus
104Human Papillomavirus
- Verruca vulgaris common warts
- Verruca plantaris plantar warts
- Verruca plana flat warts
- Epidermodysplasia verruciformis
Virus
105Human Papillomavirus
Flat warts
Virus
Plantar warts
106Human Papillomavirus
- Treatment conservative, since spontaneous
remission is the rule - Aggressive if symptomatic (e.g. plantar, genital)
- Podofilox 0.5 (Condylox) gel or solution BID x
3 days ? no therapy x 4 days ? repeat up to 4
cycles - Cryotherapy
Virus
107Molluscum Contagiosum
- Poxvirus ? umbilicated papules
- Normal host cosmetic problem, spontaneous
remission - Immunocompromised host require HAART (Highly
Active AntiRetroviral Therapy) to avoid
widespread dissemination
Virus
108Molluscum Contagiosum
Virus
109Systemic
110Rocky Mountain Spotted Fever
- Only in Western hemisphere
- Highest US incidence Oklahoma, North Carolina,
Virginia, Maryland - Rarely in Rocky Mountains
- Incubation 3 to 14 days
- Prodrome anorexia, irritability, malaise,
chills, fever
Systemic
111Rocky Mountain Spotted Fever
- History of tick bite 60
- Onset abrupt fever (94), severe headache (86),
myalgias especially back and legs (83) - First illness day 14 have rash
- First 3 days 49 have rash.
- 13 ? no rash (spotless RMSF)
Systemic
112Rocky Mountain Spotted Fever
- Early lesions 2 to 6 mm, pink, blanchable
macules - Evolve to deep red papules
- In 2 to 4 days hemorrhagic, no longer blanchable
- Rarely eschar
Systemic
113Rocky Mountain Spotted Fever
RMSF papules
Systemic
RMSF macules
114Rocky Mountain Spotted Fever
Hemorrhagic lesions
Systemic
115Immune Thrombocytopenic Purpura
- ? production
- Drugs, aplastic
- ? destruction
- Drugs, TTP, infection
- Sequestration
- Spleen
Systemic
116Immune Thrombocytopenic Purpura
- Common and early site palate
- Palatal petechiae also seen in
- strep throat
- mononucleosis
- rubella (measles)
Systemic
117German Measles (Rubella)
- Young adults
- Droplet spread
- No prodrome
- 14 21 day incubation
- Lymph nodes /- arthralgias
Systemic
118Measles (Rubeola)
- Droplet spread
- 10 15 day incubation
- URI, malaise, photophobia
- Koplik spots
Systemic
119Chicken Pox (Varicella)
- 90 lt10 years old
- Incubation 10 23 days
- Prodrome uncommon
- Very itchy
- Dewdrop on a
- rose petal
Systemic
120Janeway Lesions
Systemic
121Oslers Nodes
Systemic
122Lyme Borreleosis ECM
Systemic
123Lyme Borreleosis ECM
Systemic
124Lyme Borreleosis ECM
Systemic
125Syphilis
Systemic
126Eczema Herpeticum
- Eczema herpeticum
- Low-grade fever, tight skin
- Potentially lethal
- Acyclovir
Systemic
127Eczema Herpeticum
- Eczema herpeticum
- Low-grade fever, tight skin
- Potentially lethal
- Acyclovir
Systemic
1285. Maculopapular Lesions
- Erythema multiforme
- Erythema nodosum
- Henoch-Schönlein purpura (HSP)
- Pityriasis rosea
- Purpura
- Urticaria
129Erythema Multiforme
- Idiopathic gt50
- Drugs sulfonamides, phenytoin, barbiturates,
penicillin, allopurinol - Infection HSV, mycoplasma
Mac Pap
130Erythema Multiforme
- Malaise, fever, myalgias, arthralgias
- Pruritus or burning can occur before skin lesions
develop - Multiforme lesions, target most familiar
Mac Pap
131Erythema Multiforme
Mac Pap
132Erythema Multiforme
Mac Pap
133Erythema Multiforme
- Systemic steroids symptomatic relief, but dont
change duration or outcome - Extensive disease or mucous membranes involvement
? hospitalize in ICU or burn unit - Eye involvement ophthalmology
Mac Pap
134Erythema Nodosum
- Inflammatory / immunologic reaction of panniculus
- Painful nodules on lower legs
- Multiple and diverse causes
Mac Pap
135Erythema Nodosum
- Treat underlying cause (e.g., stop medicine)
- Symptomatic relief bedrest, elevation, NSAIDs
Mac Pap
136Henoch-Schönlein Purpura
- Hypersensitivity vasculitis
- Primarily children
- 75 recent URI with group A streptococcus
Mac Pap
137Henoch-Schönlein Purpura
- Palpable purpura
- Bowel angina abdominal pain worse after meal
- Bowel infarct
- Renal failure
- Arthritis
Mac Pap
138Henoch-Schönlein Purpura
- Self-limiting
- Admit for pain control, blood loss, hydration,
renal monitoring - If well-appearing, outpatient
Mac Pap
139Pityriasis Rosea
- Acute eruption, self-limited course
- Herald plaque on trunk
- Generalized secondary eruption 1 or 2 weeks later
- Christmas tree pattern
- Spontaneous remission in 6 weeks without therapy
Mac Pap
140Pityriasis Rosea
Mac Pap
141Pityriasis Versicolor
Mac Pap
142Purpura Fulminans
- Fever, shock, multiorgan failure, rapid
development hemorrhagic skin necrosis - Vascular collapse disseminated intravascular
coagulation (DIC) dermal vascular thrombosis
Mac Pap
143Purpura Fulminans
Mac Pap
144Purpura Fulminans
Mac Pap
145Purpura Fulminans
Mac Pap
146Purpura Fulminans
Mac Pap
147Urticaria and Angioedema
- Urticaria wheals ? transient edematous papules
and plaques, usually pruritic, due to edema of
papillary body - Angioedema larger edematous area involving
dermis and subcutaneous tissue
Mac Pap
148Urticaria
Mac Pap
149Urticaria
Mac Pap
150Urticaria
Mac Pap
151Urticaria
- Urticaria hives
- Cutaneous IgE-mediated
- Treatment
- Epinephrine antihistamines /- steroids
- H2 receptor blocker if severe
- Cool compresses soothing
- Refer to allergy specialist
Mac Pap
152Angioedema
- Angioedema of tongue, lips, face in 0.1 to 0.2
of patients taking ACE-inhibitor - Management supportive, special attention to
airway - Usual allergic-reaction drugs not proven
beneficial
Mac Pap
153Angioedema
Mac Pap
154Angioedema
Mac Pap
155Angioedema
Mac Pap
After attack
During attack
1566. Papular/Nodular Lesions
- Hemangioma / Lymphangioma
- Lipoma
157Hemangioma
- Benign vascular proliferations
- Regress without therapy
158Lymphangioma
- Multiple small fluid-filled vesicles
(frog-spawn) - Present at birth or appears in infancy or even in
childhood - No spontaneous regression
159Lipoma
- Benign subcutaneous tumor
- Soft, rounded, or lobulated
- Movable against overlying skin
- May become large
- Composed of fat cells
1606. Vesicular/Bullous Lesions
- Pemphigus vulgaris
- Staphylococcal scalded skin syndrome
- Stevens Johnson syndrome
- Toxic epidermal necrolysis
Bullous
161Nikolskys Sign
- Epidermis dislodged by gentle finger stroke near
blister - Pressure on blister ? lateral extension of
subdermal fluid
Bullous
162Pemphigus Vulgaris
- Autoimmune, often fatal
- Age 40 to 60
- Treatment high-dose steroids
- Other immunosuppression azathioprine,
cyclophosphamide, plasmapharesis, methotrexate,
etc.
Bullous
163Pemphigus Vulgaris
Bullous
164Pemphigus Vulgaris
Bullous
165S.S.S.S.
- Staphylococcal scalded skin syndrome Ritters
disease - Toxin-mediated epidermolysis
- Bullous impetigo with generalization ?
scarlatiniform syndrome ? generalized
scalded-skin syndrome
Bullous
166S.S.S.S.
- Erythroderma ? exfoliation ? desquamation ?
recovery - Tender erythema
- Positive Nikolskys (?)
- Spares mucous membranes
- Treatment anti-staphylococcal antibiotic,
rehydration
Bullous
167S.S.S.S.
Bullous
168S.S.S.S.
Bullous
169Stevens-Johnson / T.E.N.
- Stevens-Johnson syndrome Erythema Multiforme
Major - Toxic epidermal necrolysis TEN Lyells
disease - Drug-induced or idiopathic
- Skin tenderness and erythema
- Extensive cutaneous and mucosal exfoliation
Bullous
170Stevens-Johnson / T.E.N.
- 80 drug related
- Sulfa drugs sulfadoxine, sulfadiazine,
sulfasalazine, cotrimazole - Allopurinol
- Carbamazepine
- Hydantoins
- Phenylbutazone
- Piroxicam
- Chlormezanone
- Amithiozone
- Aminopenicillins
Bullous
171Stevens-Johnson / T.E.N.
- Prodrome fever, flu-like symptoms 1 to 3 days
prior to mucocutaneous lesions - Mild to moderate skin tenderness
- Positive Nikolskys
- Conjunctival burning or itching
Bullous
172Stevens-Johnson / T.E.N.
Bullous
173Stevens-Johnson / T.E.N.
Bullous
174Stevens-Johnson / T.E.N.
Bullous
175Stevens-Johnson / T.E.N.
- High mortality dehydration and infection
- ICU vs. burn unit
Bullous
176and finally
177Delusional Parasitosis
- Suffered from infestation for long time
- Seen by numerous physicians, exterminators,
parsitologists, hygienists and entomologists - Consistently and fiercely reject negative
findings or any that deviate from their
perceptions
Imaginary
178Delusional Parasitosis
- 4. Matchbox sign"
- Containers of dust, lint, skin scrapings, toilet
paper, dried blood or scabs, hair or other pieces
of human tissue - Self mutilation ranging from scratches to deep
ulceration - From attempting to dig out bugs
Imaginary
179Delusional Parasitosis
- 6. One or more family members may share delusion
- Folie à deux / Folie à trois
- Use of home remedies, distrust of prescription
drugs - Self exposure to often dangerous levels of
pesticides
Imaginary
180Delusional Parasitosis
- Similar to cocaine bugs
- Patient feels parasites crawling under his skin
- Also associated with high fever, extreme alcohol
withdrawal - Often associated with visual hallucinations of
insects
Imaginary
181Questions?Comments?joe_at_joelex.net