pemphigoid

Pemphigoid

Pemphigoid refers to a group of rare autoimmune blistering skin diseases characterized by subepidermal blister formation. These disorders arise when the immune system produces autoantibodies…
pelvic cellulitis

Pelvic Cellulitis

Pelvic cellulitis is a serious bacterial infection that affects the soft tissues within the pelvic region. It involves the subcutaneous tissue and dermis, and may…
pelvic abscess

Pelvic Abscess

A pelvic abscess is a localized collection of pus within the pelvic cavity, often resulting from a bacterial infection that has spread or remained untreated.…
pellagra

Pellagra

Pellagra is a nutritional disorder resulting from a deficiency of niacin (vitamin B3) or its precursor tryptophan. Historically referred to as the “disease of the…
pediculosis pubis

Pediculosis Pubis

Pediculosis pubis, commonly known as pubic lice or "crabs," is an infestation caused by Phthirus pubis, a parasitic insect that feeds on human blood. These…
pediculosis corporis

Pediculosis Corporis

Pediculosis corporis, or body lice infestation, is a parasitic condition caused by Pediculus humanus corporis, an obligate ectoparasite that lives in the seams of clothing…
pediculosis capitis

Pediculosis Capitis

Pediculosis capitis, commonly known as head lice infestation, is a widespread parasitic condition caused by Pediculus humanus capitis. This obligate ectoparasite affects the scalp and…
pediatric fever without a source

Pediatric Fever Without a Source

Fever without a source (FWS) in pediatric patients represents one of the most common and challenging presentations in clinical practice. This condition refers to a…
peanut allergy

Peanut Allergy

Peanut allergy is one of the most prevalent and potentially life-threatening food allergies worldwide, particularly in children. This condition is characterized by an overactive immune…