Activated Phosphoinositide 3-Kinase Delta Syndrome (APDS)
Activated Phosphoinositide 3-Kinase Delta Syndrome (APDS) is a rare primary immunodeficiency caused by genetic mutations in the PIK3CD or PIK3R1 genes, which regulate the phosphoinositide…
Actinic Keratosis on the Trunk or Extremities
Actinic keratosis (AK) is a common skin condition caused by prolonged exposure to ultraviolet (UV) radiation, primarily affecting sun-exposed areas. When actinic keratosis occurs on…
Actinic Keratosis on the Face and Scalp
Actinic keratosis (AK), also known as solar keratosis, is a common precancerous condition caused by prolonged exposure to ultraviolet (UV) rays. This skin condition predominantly…
Actinic Keratosis of the Upper Extremity
Actinic keratosis (AK) is a precancerous skin condition commonly affecting areas exposed to the sun, including the upper extremities. Characterized by rough, scaly patches, actinic…
Actinic Keratosis: Causes, Symptoms, and Treatments
Actinic keratosis, also known as solar keratosis, is a common skin condition characterized by rough, scaly patches on sun-exposed areas of the skin. While generally…
Acromegaly: Symptoms, Causes, and Treatment Options
Acromegaly is a rare hormonal disorder that occurs when the pituitary gland produces excessive growth hormone (GH), often due to a benign tumor called a…
Acquired Thrombotic Thrombocytopenic Purpura (aTTP)
Acquired thrombotic thrombocytopenic purpura (aTTP) is a rare but life-threatening hematological disorder characterized by microvascular thrombosis, low platelet counts, and organ ischemia. Early diagnosis and…
Acquired Blepharoptosis: Causes, Diagnosis, and Treatment
Acquired blepharoptosis, commonly referred to as drooping eyelid, is a condition where the upper eyelid falls to an abnormally low position. This issue can impact…
Acne Vulgaris: Causes, Symptoms, and Treatment Options
Acne vulgaris, commonly known as acne, is a prevalent skin condition affecting millions worldwide. This guide delves into its causes, symptoms, and effective treatment options,…
Acne Rosacea Keratitis: Symptoms, Causes, and Treatment
Acne rosacea keratitis is a serious ocular complication of rosacea that affects the eyes, leading to discomfort, vision problems, and potential corneal damage if untreated.…