Which of the following skin conditions is characterized by red bumps that can form moist, weeping blisters and skin that becomes scaly, raw, or thickened?

A. Allergic reactions, such as contact dermatitis or urticaria, can cause redness, itching, or hives, but they do not specifically involve the hair follicles. Folliculitis is characterized by inflammation of the follicular unit, which allergic reactions alone do not produce. While irritation from an allergen can sometimes exacerbate follicular inflammation, it is not a primary cause of folliculitis.

B. Fungal infections, such as tinea capitis or tinea corporis, affect the skin and hair shafts and present with scaly, circular patches, hair loss, or mild erythema. These infections do not typically produce pustules or papules centered on hair follicles, which is the hallmark of folliculitis. While secondary fungal infection can rarely complicate folliculitis, it is not the common cause in children.

C. The most common cause of folliculitis in children is bacterial infection, especially by Staphylococcus aureus. The bacteria infect the hair follicles, leading to small, red pustules or papules, sometimes with surrounding erythema. Lesions are often tender or mildly itchy and may occur on the scalp, neck, arms, or legs. Folliculitis can arise from poor hygiene, occlusive clothing, friction, or minor trauma to the follicle. Treatment usually involves topical antibacterial agents, improved hygiene, and in more severe cases, oral antibiotics.

D. Viral infections, such as herpes simplex virus, may cause vesicular lesions, often grouped and painful, but they do not specifically target hair follicles. Viral infections rarely present as folliculitis in children, and the pattern of inflammation differs from bacterial folliculitis. Viral causes are not considered a common etiology.

A. Polyuria (frequent urination) is a hallmark symptom of hyperglycemia, not hypoglycemia. It occurs because elevated blood glucose levels exceed the renal threshold, leading to osmotic diuresis and subsequent fluid loss. Children experiencing hypoglycemia do not typically present with increased urination.

B. Dry mucous membranes are a sign of dehydration, which can occur in diabetic ketoacidosis (DKA) or prolonged hyperglycemia due to fluid loss. Hypoglycemia does not cause dehydration; instead, the child may appear clammy and moist due to sweating.

C. Fruity or acetone-smelling breath is associated with DKA, resulting from ketone accumulation due to uncontrolled hyperglycemia. This symptom does not occur in hypoglycemia, which is characterized by low blood glucose without ketone buildup.

D. Diaphoresis (excessive sweating) is a classic sign of hypoglycemia, caused by sympathetic nervous system activation in response to falling blood glucose levels. Additional symptoms include tremors, palpitations, pallor, irritability, hunger, headache, and anxiety. These neurogenic and neuroglycopenic symptoms occur because the brain is highly dependent on glucose, and the body initiates counter-regulatory hormonal responses (epinephrine, glucagon) to raise blood sugar. Recognizing these signs early is critical to prevent severe hypoglycemia, seizures, or loss of consciousness.Top of FormBottom of Form