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.
Paroxysmal nocturnal hemoglobinuria MRI
Introduction
Overview
Overview
MRI may be helpful in diagnosing venous thrombosis which is often associated with PNH. MRI is also useful for assessing for splenomegaly.
MRI
MRI
There are no MRI findings associated with [PNH]. However, a MRI may be helpful in the diagnosis of complications of [PNH], which include:
- Renal cortical signal intensity loss secondary to hemosiderin accumulation in the renal cortex due to hemoglobinemia and haemoglobinuria.
- Hepatic and splenic signal intensity loss secondary to transfusional siderosis due to repeated blood transfusions.
- Intracranial thrombosis
- Splenic vein thrombosis
- Portal vein thrombosis
- Splenomegaly, which can be quantitated by MRI[1]
References
References
- ↑ Xie CL, Zhang M, Chen Y, Hu R, Tang MY, Chen TW; et al. (2018). “Spleen and splenic vascular involvement in acute pancreatitis: an MRI study”. Quant Imaging Med Surg. 8 (3): 291–300. doi:10.21037/qims.2018.03.04. PMC 5941205. PMID 29774182.
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] Shyam Patel [2]; Associate Editor(s)-in-Chief: