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Health Dictionary

Reliable, easy-to-read patient information on common medical conditions — written in plain language, free of jargon, and grounded in current evidence. Browse the most frequent diagnoses, understand what they mean for everyday life, and learn which steps and questions help you have a focused conversation with your doctor.

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Medium-sized vessel vasculitis with bruit

Introduction

Abbreviations: ABG= Arterial blood gas, ANA= Antinuclear antibody, ANP= Atrial natriuretic peptide, ASO= Antistreptolysin O antibody, BNP= Brain natriuretic peptide, CBC= Complete blood count, COPD= Chronic obstructive pulmonary disease, CRP= C-reactive protein, CT= Computed tomography, CXR= Chest X-ray, DVT= Deep vein thrombosis, ESR= Erythrocyte sedimentation rate, HRCT= High Resolution CT, IgE= Immunoglobulin E, LDH= Lactate dehydrogenase, PCWP= Pulmonary capillary wedge pressure, PCR= Polymerase chain reaction, PFT= Pulmonary function test.

Diseases Clinical manifestations Para-clinical findings Gold standard Additional findings
Symptoms Physical examination
Lab Findings Imaging Histopathology
Headache Fever Weight loss Arthralgia Claudication Bruit HTN Focal neurological disorder Biomarker CBC ESR Other CT scan Angiography Ultrasound/ Echocardiography Other
Medium-Vessel Vasculitis Polyarteritis nodosa[1] + + + + + + +/- +/- LAMP-2 protein autoantibodies Leukocytosis, Normochromic anemia, Thrombocytosis ↑ ↑ Cr or BUN,

↑ ALT or AST, Proteinuria

Focal regions of infarction or hemorrhage Multiple microaneurysms, Hemorrhage due to focal rupture, Occlusion Aneurysms and renal arteriovenous fistula in color Doppler sonography – Necrotizing inflammatory lesions Angiography Sudden weight loss, Abdominal pain
Hepatitis B virus-associated polyarteritis nodosa[2] +/- +/- + + +/- +/- + – HBsAg Leukocytosis, Normochromic anemia, Thrombocytosis ↑ ↑ ALT or AST Focal regions of infarction or hemorrhage Microaneurysms in mesenteric artery Aneurysms and renal arteriovenous fistula in color Doppler sonography – Necrotizing inflammatory lesions Angiography Peripheral neuropathy, Livedo reticularis
Cardiovascular disease Segmental arterial mediolysis[3] + – – – + + + +/- – Leukocytosis – – Visceral artery aneurysm in CT angiography Alternating aneurysms and stenoses (beading) Retroperitoneal hematoma – Disruption of the smooth muscle in the media Angiography  Hematuria, Ischemic colitis

References

  1. ↑ Howard T, Ahmad K, Swanson JA, Misra S (2014). “Polyarteritis nodosa”. Tech Vasc Interv Radiol. 17 (4): 247–51. doi:10.1053/j.tvir.2014.11.005. PMC 4363102. PMID 25770638.
  2. ↑ Sharma A, Sharma K (September 2013). “Hepatotropic viral infection associated systemic vasculitides-hepatitis B virus associated polyarteritis nodosa and hepatitis C virus associated cryoglobulinemic vasculitis”. J Clin Exp Hepatol. 3 (3): 204–12. doi:10.1016/j.jceh.2013.06.001. PMC 4216827. PMID 25755502.
  3. ↑ Chao, Christine (2009). “Segmental Arterial Mediolysis”. Seminars in Interventional Radiology. 26 (03): 224–232. doi:10.1055/s-0029-1225666. ISSN 0739-9529.

Editor-In-Chief:
C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Eiman Ghaffarpasand, M.D. [2]