What are the signs and symptoms of crabs (pubic lice infestation)?
A symptom is something the patient feels and reports, while a sign is something other people, such as the doctor detect. For example, pain may be a symptom while a rash may be a sign. Signs and symptoms may not become apparent until one to three weeks after a person comes into contact with the lice. Signs and symptoms may include: • Itching in the pubic region – this is not caused by biting from the insect, but from an allergic reaction to the louse saliva and feces (droppings, excrements, stools). The itching is usually worse at night. • Red spots and skin lesions – small red bumps or spots may appear. Scratching by the patient may also results in marks. • Blue spots on the skin – especially on the thighs or lower abdomen. • Other parts of the body – the lice may spread to the stomach, upper thighs, chest, moustache, and beard. In children they may spread to the eyelashes. Wherever the lice are located, symptoms of itching are common, as well as skin irritation. • Louse droppings – th
