12 results
A non-subtle example of true Sezary syndrome.  Patient presented with erythroderma without antecedent history of
of true Sezary syndrome ... mjcascio #Sezary #Syndrome ... Cells #Clinical #Pathology ... #Smear #Microscopy ... #Hematology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Associated: - Microscopic ... polyangiitis - EGPA ... - GPA Cutaneous ... Disease • Cogan syndrome ... #dermatology #rheumatology
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
Peripheral blood ... arrow) Peripheral smear ... hemolytic #anemia #Hematology ... #Pathology #Smear ... #Microscopy
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
PR3-ANCA): • Microscopic ... > PR3 60% • GPA ... Large Vessel: Blood ... , EGPA, microscopic ... differential #diagnosis #rheumatology
Peripheral blood smear of a patient with tick bite and PCR positive for Ehrlichia ewingii.

Ehrlichia ewinqii
Peripheral blood ... smear of a patient ... Ehrlichia #ewingii #Smear ... #Morulae #Hematology ... #Pathology #Microscopy
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Polyangiitis (GPA ... Polyarteritis nodosa • Microscopic ... • Goodpasture syndrome ... (inflamed blood ... rash #diagnosis #rheumatology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Autoimmune ANCA vasculitis ... (microscopic polyangiitis ... palpable purpura 2/2 vasculitis ... reveals increasing blood ... FINDINGS: • U/A: microscopic
Autoagglutination should also be distinguished from “Rouleaux formation” wherein normal blood tends to form stacks on
wherein normal blood ... #Clinical #Pathology ... #Blood #Smear # ... Microscopy #Rouleaux ... #Formation #Hematology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Hyperviscosity Syndrome ... Cryoglobulinemia Syndrome ... 20% Sjögren's syndrome ... - GPA, EGPA, microscopic ... classification #rheumatology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
Peripheral Smear ... abnormal under the microscope ... abnormal under a microscope ... abnormal under the microscope ... smear • Bone marrow