Refractory Abdominal Pain in a Patient with Chronic Lymphocytic Leukemia: Be Wary of Acquired Angioedema due to C1 Esterase Inhibitor Deficiency

<div>CT abdomen findings before and after treatment. (a) Before treatment, the patient was noted to have jejunal enteritis, which is indicated by the target sign (red arrow). (b) After treatment, the patient had resolution of jejunitis (blue arrow).</div>

Case Reports in Hematology

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Figure 2

Figure 2: Refractory Abdominal Pain in a Patient with Chronic Lymphocytic Leukemia: Be Wary of Acquired Angioedema due to C1 Esterase Inhibitor Deficiency 

Figure 2 | Refractory Abdominal Pain in a Patient with Chronic Lymphocytic Leukemia: Be Wary of Acquired Angioedema due to C1 Esterase Inhibitor Deficiency 