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Is it focal or diffuse? Focal rashes suggest the dermatophytoses, scabies, actinic dermatitis, herpes zoster, warts, contact dermatitis, erythema nodosum, actinic dermatosis, dyshidrosis, skin tumors, nummular ... DIAGNOSTIC WORKUP
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Is the rash macular or papular? A macular or papular rash would suggest scarlet fever, measles, erythema multiforme, exfoliative dermatitis, pityriasis rosea, eczema, contact dermatitis, secondary syphilis, drug eruption, and actinic ... DIAGNOSTIC WORKUP
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Pruritus, or itching, is the most common dermatologic complaint. When pruritus occurs without cutaneous findings, a thorough history, physical exam, and laboratory tests must be obtained to rule out a systemic disease as a cause of pruritus. The prevalence of an underlying... Differential Diagnosis ... Workup and Diagnosis ... Treatment
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Pruritus, or itching, is the most common dermatologic complaint. When pruritus occurs with cutaneous findings, the clinician must carefully analyze the dermatologic findings to identify the underlying cause. Severe pruritus may lead to lifestyle disturbances by... Differential Diagnosis ... Workup and Diagnosis ... Treatment
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... The differential diagnosis of a local rash is best approached with the mnemonic VINDICATE.
V—Vascular suggests livedo reticularis, acrocyanosis, gangrene of Raynaud syndrome, necrotic areas of periarteritis nodosa, and petechiae from emboli. Varicose and
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... A pustular rash is made up of crops of pustules — a visible collection of pus within or beneath the epidermis, commonly in a hair follicle or sweat pore. These lesions vary greatly in size and shape and can be generalized or localized to the hair follicles or sweat glands... History and physical examination ... Medical causes ... Other causes ... Special considerations ... Pediatric pointers
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... A papular rash consists of small, raised, circumscribed — and perhaps discolored (red to purple) — lesions known as papules. It may erupt anywhere on the body in various configurations and may be acute or chronic. Papular rashes characterize many cutaneous disorders; they... History and physical examination ... Medical causes ... Other causes ... Special considerations ... Pediatric pointers ... Geriatric pointers ... Pictures
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... Acne vulgaris
Acne rosacea
Pyogenic infection (especially disseminated gonococcal, Pseudomonas, meningococcal)
Viral infection (especially vaccinia, variola)
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... Folliculitis is a bacterial infection of the hair follicle that causes the formation of a pustule. The infection can be superficial (follicular impetigo or Bockhart’s impetigo) or deep (sycosis barbae). Folliculitis may also lead to the development of furuncles... Causes ... Signs and symptoms ... Diagnosis ... Treatment ... Special considerations ... Pictures
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... A pustular rash is made up of crops of pustules—a visible collection of pus within or beneath the epidermis, commonly in a hair follicle or sweat pore. These lesions vary greatly in size and shape and can be generalized or localized to the hair follicles... History and physical examination ... Medical causes ... Other causes ... Special considerations ... Pediatric pointers
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... A papular rash consists of small, raised, circumscribed—and perhaps discolored (red to purple)—lesions known as papules. It may erupt anywhere on the body in various configurations and may be acute or chronic. Papular rashes characterize many cutaneous... History and physical examination ... Medical causes ... Other causes ... Special considerations ... Pediatric pointers ... Geriatric pointers ... Patient counseling ... Pictures
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... Differential Overview
Vesicles
❑ Herpes simplex
❑ Contact dermatitis
❑ Varicella/zoster
❑ Dyshidrotic... Diagnostic Approach ... Clinical Findings
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... Differential Overview
❑ Eczema
❑ Atopic dermatitis
❑ Seborrheic dermatitis
❑ Tinea versicolor
❑ ... Clinical Findings
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... A bacterial infection of the hair follicle, folliculitis causes the formation of a pustule of the hair follicle opening. The infection can be superficial (follicular impetigo or Bockhart’s impetigo) or deep (sycosis barbae).
... Causes ... Signs and symptoms ... Diagnosis ... Treatment ... Special considerations
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... A pustular rash is made up of crops of pustules — visible collections of pus within or beneath the epidermis, commonly in a hair follicle or sweat pore. These lesions vary greatly in size and shape and can be generalized or localized to the hair follicles... History ... Physical assessment ... Medical causes ... Other causes ... Special considerations ... Pediatric pointers ... Patient counseling ... Pictures
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... A papular rash consists of small, raised, circumscribed — and perhaps discolored (red to purple) — lesions known as papules. It may erupt anywhere on the body in various configurations and may be acute or chronic. Papular rashes characterize many cutaneous disorders;... History ... Physical assessment ... Medical causes ... Other causes ... Special considerations ... Pediatric pointers ... Geriatric pointers ... Patient counseling ... Pictures
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... A pustular rash is made up of crops of pustules—a visible collection of pus within or beneath the epidermis, commonly in a hair follicle or sweat pore. These lesions vary greatly in size and shape and can be generalized or localized to the hair follicles or sweat glands. (See ... History and physical examination ... Medical causes ... Other causes ... Nursing considerations ... Patient teaching
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... A papular rash consists of small, raised, circumscribed—and perhaps discolored (red to purple)—lesions known as papules. It may erupt anywhere on the body in various configurations and may be acute or chronic. Papular rashes characterize many cutaneous disorders; they... History and physical examination ... Medical causes ... Other causes ... Nursing considerations ... Patient teaching ... Pictures
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The differential diagnosis of a local rash is best approached with the
mnemonic VINDICATE.
V—Vascular lesions suggest livedo
reticularis, acrocyanosis, gangrene of Raynaud syndrome, necrotic areas of
periarteritis nodosa, and petechiae... Pictures
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... Heather C. Forkey
Approach to the Patient with Rash
I. Definition of the Complaint
Rash, a general term applied to any skin eruption, is the ... Pictures
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Millions of people suffer from the skin condition eczema marked by red, itchy patches that sometime become infected. Listen to experts talk about the...
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