Pathways – Clinical Pathology

A 49-year-old male with prior history of severe progressive peripheral neuropathies in his extremities was diagnosed at an outside institution with chronic inflammatory demyelinating polyneuropathy. Treatments ...

By MCL Education • June 12, 2018

A 33-year-old man presented with a history of infertility. A blood sample was submitted to the laboratory for molecular analysis of Y chromosome microdeletions. Analysis ...

By MCL Education • June 12, 2018

A 32-year-old female presented to OB/GYN at 18 weeks gestation. Mutliple ultrasound anomalies were detected, including postaxial polydactyly, choroid plexus cysts, and omphalocele. Non-invasive prenatal ...

By MCL Education • June 12, 2018

Mayo Clinic laboratory experts are challenging you to test your anatomic pathology, surgical pathology, clinical pathology, and hematopathology knowledge. Review the cases, take the quizzes, and learn how the correct diagnoses were made. Good luck.

By Erika Fetterman • April 10, 2018

A 71-year-old female presented with recent onset severe epistaxis and generalized ecchymoses, without antecedent trauma over the prior 2 to 3 weeks. For the severe ...

By MCL Education • April 10, 2018

A 40-year-old female presented with abdominal pain and diarrhea. Abdominal CT scan showed significant wall thickening of cecum.  Right hemicolectomy was performed.  Histologic sections revealed ...

By MCL Education • April 10, 2018

Mayo Clinic laboratory experts share four case studies in this month's PathWays post and are challenging you to test your anatomic pathology and laboratory genetics knowledge. Review the cases, take the quizzes, and learn how the correct diagnosis was made. Good luck.

By Erika Fetterman • March 6, 2018

A 68-year-old woman underwent endometrial biopsy for post-menopausal bleeding, which showed endometrial adenocarcinoma, endometrioid type. The screening test for Lynch syndrome by IHC (dMMR-IHC) and ...

By MCL Education • March 6, 2018

This month’s PathWays Case Studies test your anatomic pathology, laboratory genetics, hematopathology, and clinical core laboratory knowledge. View each case and see if you can make the correct diagnosis.

By April Josselyn • February 6, 2018

​A six-year-old boy presented with fever and bone pain. He was found to have thrombocytopenia, anemia, and splenomegaly. MRI showed bone marrow abnormality. A hematologic malignancy ...

By MCL Education • February 6, 2018

​This is a 19-year-old female with microcytic anemia. A colonoscopy revealed a polyp in the descending colon. After the procedure, she developed fever, and a ...

By MCL Education • February 6, 2018

​A 36-year-old male presented to the clinic for routine warfarin monitoring. Blood was drawn for prothrombin time testing. In the lab, a medical technologist noted ...

By MCL Education • February 6, 2018

This month's PathWays Case Studies test your anatomic pathology, liver pathology, and hematopathology knowledge. View each case and see if you can make the correct diagnosis.

By April Josselyn • January 9, 2018