55 results
Polyarteritis Nodosa (PAN) - Vasculitis Management Algorithm - ACR/VF 2021 Guidelines
 • Severe Disease → Remission
) - Vasculitis Management ... Algorithm - ACR ... immunosuppressive agent (e.g ... #Management #Treatment ... #rheumatology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Diagnosis Algorithm ... HUS • DIC • Vasculitis ... • Infection ... #Diagnosis #Algorithm ... #Causes #Hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Diagnosis Algorithm ... Rebound effect from treatment ... Rheumatologic, Vasculitides ... Matthew Ho, MD PhD ... #Diagnosis #Algorithm
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
(5%): PAN > GPA ... (3%) • Infections ... #semiology #signs ... #lesions #diagnosis ... pathology #lesions #differential
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Diagnosis Algorithm ... Signs of anemia ... Matthew Ho, MD PhD ... #Diagnosis #Algorithm ... #hematology
Thrombocytopenia - Differential Diagnosis Algorithm

Decreased production:
 • Bone marrow suppression
 • Bone marrow failure
 • Bone
Diagnosis Algorithm ... infiltration • Infection ... Matthew Ho, MD PhD ... #Diagnosis #Algorithm ... #hematology #platelets
Causes of Localized Lymphadenopathy - Differential Diagnosis Algorithm
Cervical:
 - Anterior
     • Infection
Diagnosis Algorithm ... (e.g. ... Lymphadenopathy #LAD ... Diagnosis #Algorithm ... #Causes #Hematology
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Algorithm. ... integrity (trauma, infection ... , vasculitis) or ... #Dermatology #Rash ... #Differential #
Mesenteric Ischemia - Differential Diagnostic Schema
Chronic: ASCVD, Venous, Vasculitides 5% (PAN, [E]GPA, IgA, MPA)
Acute
 - Venous
Diagnostic Schema ... 5% (PAN, [E]GPA ... inflammation (e.g ... hypovolemia), Meds/Treatments ... #Diagnosis #algorithm
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
Algorithmic Approach ... Diagnosis Framework ... aciduria, Drugs (e.g ... Matthew Ho, MD PhD ... Diagnosis #hematology