Maritza I. Perez MDMaritza I. Perez MD is a graduate of the University of Puerto Rico School of Medicine where she also completed her residency in dermatology. In addition, she…

Mark Lebwohl MD graduated from Columbia College in 1974 and from Harvard Medical School in 1978. He completed residencies in internal medicine and dermatology, both at Mount Sinai. Dr. Lebwohl…

We recently had a 29-year-old leprosy patient with a giant 13-cm PPD skin reaction including induration plus erythema. He had a positive QuantiFERON-TB Gold assay, a negative chest X-ray, and…

Vennegaard et al. report on the similarities of miR-21, miR-142-3p, miR-142-5p, miR-223 comparing Diphenylcyclopropenone (DPCP) in humans to 2,4-dinitrofluorobenzene (DNFB) in mice1 and open an important unexplored area of contact…

Crowdsourcing is a novel method of medical data collection, where patients go online to submit data regarding their disease symptoms and responses to treatments.1-4 Crowdsourcing research data has potential advantages…

INTRODUCTION Ingenol mebutate (Picato®) is a recently FDA approved topical agent for the treatment of actinic keratosis with as little as a 2 or 3 day treatment.1, 2 This drug…

INTRODUCTION Atopic dermatitis (AD) is a common, chronic inflammatory skin disease that presents with markedly pruritic eczematous lesions in highly characteristic distribution patterns in infants and children. Symptoms begin during…

INTRODUCTION Landsteiner and Chase are generally credited with the first conscious discovery of cell-mediated immunity (CMI) with the contact sensitizer picryl chloride (PCL) in 1942. Peritoneal exudate, which is what…

INTRODUCTION Atopic dermatitis (AD) is one of the most common inflammatory diseases, affecting up to 13 million children in the United States alone in 2009.1 The economic impact of AD…

INTRODUCTION Ingenol mebutate (ingenol-3-angelate), derived from the sap of the plant Euphorbia peplus, is a highly bioactive diterpene ester with cytotoxic and immune-stimulatory activity.1-3 Numerous studies have evaluated the biological…

INTRODUCTION Seborrheic dermatitis and atopic dermatitis are well recognized as common facial dermatoses. Both irritant and allergic contact dermatitis may involve any anatomic location, with facial involvement sometimes noted depending…