25 results
Approach to Leukocytosis - Differential Diagnosis Algorithm

Features of hematologic malignancy:
 • Symptoms: B-symptoms, bruising/bleeding, fatigue/weakness, immunosuppression
Diagnosis Algorithm ... Features of hematologic ... hepatomegaly • Labs: anemia ... Matthew Ho, MD PhD ... #hematology #WBC
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
- Differential ... Diagnosis Algorithm ... Matthew Ho, MD PhD ... #Differential # ... #hematology
Approach to Hypoproliferative Macrocytic Anemia

 • 812, Folate Deficiency
 • MDS+
 • Hypothyroid
 • Liver Disease
Matthew Ho, MD PhD ... #Macrocytic #Anemia ... #differential # ... diagnosis #algorithm ... #hematology #workup
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... Diagnosis Algorithm ... hemolysis, deficiency anemia ... Rheumatologic, Vasculitides ... Matthew Ho, MD PhD
Autoimmune Hemolytic Anemia (AIHA) - Differential Diagnosis Table

Warm AIHA (48-70%)
Cold AHA (16-32%)
 • Donath-Landsteiner HA (paroxysmal
Autoimmune Hemolytic Anemia ... (AIHA) - Differential ... Matthew Ho, MD PhD ... #AIHA #Differential ... Diagnosis #Table #hematology
ANCA-Associated Vasculitis
There are many definitions, but most come down to the presence of granulomas (pathologically or
ANCA-Associated ... Vasculitis There ... #Vasculitis #differential ... #diagnosis #algorithm ... #rheumatology
Diagnosis and management of Polyarteritis Nodosa (PAN)

Chapel Hill 2012 definition: 
Necrotizing vasculitis ofmedium or small arteries
Diagnosis and management ... associated with ANCA ... PolyarteritisNodosa #Rheumatology ... #Diagnosis #Management ... #Vasculitis #Differential
Granulomatosis with Polyangiitis (GPA) and Microscopic Polyangiitis (MPA) - ANCA Vasculitis Management Algorithm - ACR/VF 2021
Polyangiitis (MPA) - ANCA ... Vasculitis Management ... Algorithm - ACR ... #Vasculitis #Management ... #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... - Hemolytic anemia ... Cryoglobulinemia (MIXED) • ANCA ... Vasculopathy #Purpura #Differential ... #Diagnosis #hematology
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
by Etiology - Differential ... Diagnosis Algorithm ... insufficiency • Vasculitis ... • Bleomycin Hematologic ... • Sickle Cell Anemia