21 results
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... , Acute hemolysis ... , Vasculitides, ... IBD, Celiac disease ... #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
DIC/TTP/HUS - Hemolytic ... - APLS • Acute ... #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint Pain ... parvovirus B19 infection ... Sarcoidosis #dermatology ... #rashes #differential ... #diagnosis #rheumatology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
- Differential ... Diagnosis Algorithm ... cardiac valve, vasculitis ... inclusions - If infection ... #workup #hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Diagnosis Algorithm ... • Bleeding • Hemolysis ... Inflammation, Chronic Infection ... #Anemia #MCV #Classification ... #Causes #Hematology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Differential Diagnosis ... Causes: • Liver disease ... drug induced • Infections ... #classification ... #hematology
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
- HIV infection ... Schistosomiasis - Chronic hemolytic ... multifactorial mechanisms Hematologic ... neurofibromatosis, vasculitis ... #Diagnosis #Differential
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
burning sensation or pain ... reticularis Differential ... Diagnosis: Vasculitis ... Polyangiitis #GPA #dermatology ... #rheumatology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cryoglobulins (Vasculitic ... Diagnosis: • hemolytic ... younger pts) Differential ... chills, flank pain ... #hematology #diagnosis
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
Alcohol-induced pain ... : Pain in involved ... translocation • Types: Classification ... #differential # ... hematology