What does palpable purpura mean?
Palpable purpura is a condition where purpura, which constitutes visible non-blanching hemorrhages, are raised and able to be touched or felt upon palpation. It indicates some sort of vasculitis secondary to a serious disease.
What is the main cause of petechiae?
Causes of petechiae. Petechiae are formed when tiny blood vessels called capillaries break open. When these blood vessels break, blood leaks into your skin. Infections and reactions to medications are two common causes of petechiae.
What is the most common primary symptom of schönlein Henoch purpura?
Symptoms of Henoch-Schonlein Purpura The classic symptoms of HSP are rash, joint pain and swelling, abdominal pain, and/or related kidney disease, including blood in urine. Before these symptoms begin, patients may have two to three weeks of fever, headache, and muscular aches and pains.
Are petechiae palpable?
Petechiae larger than 0.5 cm are purpura. Sometimes these lesions will be raised (palpable). Palpable petechiae and purpura are a result of either perivascular inflammation (vasculitis) or infection. Non-palpable petechiae usually occur in low platelet states such as ITP and DIC.
What is non palpable purpura?
Nonpalpable purpura results from bleeding into the skin without inflammation of the vessels and is caused by either a bleeding disorder or blood vessel fragility.
Are petechiae bumpy?
Petechiae are tiny spots of bleeding under the skin or in the mucous membranes (mouth or eyelids). They are purple, red or brown dots, each about the size of a pinpoint. They’re not raised or bumpy.
Is Henoch Schonlein Purpura an autoimmune disease?
HSP is an autoimmune disease that is often triggered by an upper respiratory infection. Symptoms include a rash caused by bleeding under the skin, arthritis, belly pain, and kidney disease. Most children recover fully.
Is Henoch Schonlein Purpura life threatening?
Henoch-Schönlein purpura (HSP) is always self-limiting, however, severe fatal complications may occur. HSP can be a cause of DAH. Early recognition of life-threatening complications, such as DAH and bowel ischaemia, is crucial in order to achieve a better outcome.
What does palpable purpura look like?
A variety of rashes, the most classic of which is “palpable purpura” –purplish–red spots, usually found on the legs. These spots can usually be felt by the examiner’s fingertips, hence the descriptor “palpable”. This is a classic example of palpable purpura.
What does non palpable mean?
Non-palpable means the mass cannot be felt. With cancer, non-palpable growths are too small to be felt, but they can be detected on ultrasound, mammography or an MRI. Non-palpable masses may be cancerous or benign. A tissue sampling, called a core needle biopsy, will be necessary to rule out cancerous cells.
What is the difference between palpable petechiae and purpura?
Palpable petechiae and purpura are a result of either perivascular inflammation (vasculitis) or infection. Non-palpable petechiae usually occur in low platelet states such as ITP and DIC
What are the symptoms of palpable purpura of the legs?
Palpable purpura of the legs and buttocks is the hallmark of HSP (Figures 6-14 and 6-15). Involvement of the joints, gastrointestinal system, and kidneys rounds out the tetrad. Fever, malaise, or nondescript flu-like symptoms may precede the initial early lesions of lower-extremity urticarial macules and papules.
How old do you have to be to have palpable purpura?
Most patients are >16 years of age and may have a history of intake of a medication that could be causative. They have palpable purpura and nonblanching red papules and macules, usually on the lower extremities. John Browning, Moise Levy, in Principles and Practice of Pediatric Infectious Disease (Third Edition), 2008