Answers Rated A
Presents as pruritic coin-shaped plaques or erythematous plaques occurring usually on the
grouped vesicles with an erythematous base elbow, knee, and scalp. Nail changes (nail pitting
typically occurring during the cold seasons.- and onycholysis) also do occur.- Psoriasis
Nummular eczema
Appears as dome-shaped, waxy, umbilicated
Pruritic vesicular lesions with tapioca-like papules- Molluscum contagiosum
appearance affecting the palms, soles and side
of the fingers.- Dyshidrotic eczema Discrete yellow-brown, scaly patches on sun-
exposed areas of the face, the ears, the
Presents as Inflammatory cutaneous nodules forearms, and the dorsum of the hands-
usually limited to the extensor aspects of the legs Actinic keratosis
certain infections, oral contraceptive use.-
Erythema nodosum "Stuck on" appearance, commonly referred to
"Barnacles of old age"- Seborrheic
Target lesion with variable mucous membrane keratosis
involvement- Erythema multiforme
Primary lesions are intensely pruritic and are
Presents as single or multiple demarcated, common in the web spaces of the hands and
round, erythematous plaques that often become feet, genitals, wrists, and buttocks- Scabies
hyperpigmented. This usually occur 30 mins to
16 hours following ingestion of certain drugs Within 1 to 4 hours, an erythematous, pruritic
(Antimicrobials, analgesics, cardiovascular area with an ischemic pale center develops,
drugs, heavy metals, antiparasitic agents, giving the appearance of a bull's-eye target
barbiturates amongst others). It recurs at the lesion. The central zone may progress to form a
same site when the drug is repeated.- pustule that eventually fills with blood and
Fixed drug eruption ruptures; within 3 to 4 days, a crater-like lesion
with necrosis develops. Large tissue defects may
Presents as pruritic, violaceous, flat-topped occur and include muscle.- Brown recluse
papules with fine white streaks with predilection spider bite
for flexor surfaces and trunk.- Lichen
simplex chronicus Associated with a sharp, pinprick-like pain,
followed by a dull, sometimes numbing pain in
This lesion is characterized by the five p's: the affected extremity and by cramping pain and
pruritic, planar (flat-topped), polyangular, purple muscular rigidity in the abdomen or the
papules..- Lichen planus shoulders, back, and chest. Associated
manifestations may include severe abdominal
Presents with a single lesion (herald patch), but pain, restlessness, anxiety, sweating, headache,
now has spread to involve the entire back and dizziness, ptosis, eyelid edema, rash and
chest. You note on your examination the pruritus, respiratory distress, nausea, vomiting,
presence of multiple secondary lesions that salivation, weakness, and increased skin
appear to follow cleavage lines (Christmas tree temperature over the affected area.- Black
pattern)- Pityriasis rosea widow spider bite
Presents as silvery scales on well-demarcated The lesion has pearly, raised borders with
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