The answer is both (a) and (e). Both microangiopathic anemia and cobalamin (vitamin B12)
deficiency should be considered. Although our patient was originally from Sub-Saharan …

A 56-year-old patient, who had undergone a kidney transplant for systemic sarcoidosis 6
years ago, was admitted to our service for unexplained weight loss and asthenia. His …

In their review article, Sabry et al. describe pseudo-thrombotic microangiopathy (TMA) due
to acquired vitamin B12 deficiency [1], citing a case report of an 80-year-old woman with a …

Background Hemolytic uremic syndrome (HUS), a common subtype of thrombotic
microangiopathy (TMA), is characterized by microangiopathic hemolytic anemia …

Hemolytic uremic syndrome (HUS) is a type of thrombotic microangiopathy syndrome (TMA)
defined as a triad of non-immune microangiopathic hemolytic anemia, thrombocytopenia …

Discussion This case illustrates that the clinical spectrum of vitamin B12 deficiency can
include life-threatening illness, with hematologic derangements including pancytopenia …

Most individuals with vitamin B12 deficiency present with anemia, fatigue, and neurologic
disturbances such as paresthesia and loss of sensory function if chronic. However, in severe …

Thrombotic microangiopathies (TMAs) are a group of rare disorders that can be considered
life threatening. The hallmark of this disease is a microangiopathic hemolytic anemia …

Background: Thrombotic thrombocytopenic purpura (TTP) is a hematological emergency
requiring prompt plasmapheresis. Conversely, vitamin B12 deficiency is a relatively benign …

Vitamin B12 is a water-soluble vitamin cofactor for many enzymatic reactions in the body. It
plays a vital role in the normal maturation of red blood cells and in producing proteins …