42 results
Approach to Leukocytosis - Differential Diagnosis Algorithm

Features of hematologic malignancy:
 • Symptoms: B-symptoms, bruising/bleeding, fatigue/weakness, immunosuppression
Leukocytosis - Differential ... Features of hematologic ... Matthew Ho, MD PhD ... #Leukocytosis #Differential ... Diagnosis #Algorithm #hematology
Typical palpable purpura of Henoch Schönlein Purpura

#Henoch #Schonlein #Purpura #HSP #Skin #Rash #Clinical #Photo #Palpable #Dermatology
palpable purpura of Henoch ... Schönlein Purpura #Henoch ... Rash #Clinical #Photo ... #Palpable #Dermatology
Approach to Elevated aPTT / PT - Differential Diagnosis Algorithm

aPTT: Intrinsic / Final
PT: Extrinsic / Final

By
Elevated aPTT / PT - Differential ... Matthew Ho, MD PhD ... INR #Algorithm #Hematology ... #differential #
Approach to Hypoproliferative Macrocytic Anemia

 • 812, Folate Deficiency
 • MDS+
 • Hypothyroid
 • Liver Disease
Matthew Ho, MD PhD ... Macrocytic #Anemia #differential ... diagnosis #algorithm #hematology
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
palms/soles - Differential ... rosea #clinical #dermatology ... #photo #PhysicalExam
Thrombocytopenia - Differential Diagnosis Algorithm

Decreased production:
 • Bone marrow suppression
 • Bone marrow failure
 • Bone
Thrombocytopenia - Differential ... Matthew Ho, MD PhD ... Thrombocytopenia #Differential ... Diagnosis #Algorithm #hematology
Autoimmune Hemolytic Anemia (AIHA) - Differential Diagnosis Table

Warm AIHA (48-70%)
Cold AHA (16-32%)
 • Donath-Landsteiner HA (paroxysmal
Anemia (AIHA) - Differential ... Matthew Ho, MD PhD ... #Anemia #AIHA #Differential ... Diagnosis #Table #hematology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
vasculitis • Henoch ... Sarcoidosis #dermatology ... #skin #rashes #differential ... #diagnosis #rheumatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... → Refer to hematology ... Matthew Ho, MD PhD ... Thrombocytosis #Platelets #Differential ... Diagnosis #Algorithm #hematology
Thrombotic Microangiopathies - Primary Thrombotic Microangiopathy (TMA) - Differential Diagnosis Table

 • Thrombotic Thrombocytopenic Purpura (TTP)
Microangiopathy (TMA) - Differential ... Matthew Ho, MD PhD ... Microangiopathy #TMA #hematology ... #differential #