18 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Diagnosis Framework ... #Differential # ... Diagnosis #hematology ... #rheumatology #
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... Rebound effect from treatment ... , Vasculitides, ... : Chronic infections ... #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Diagnosis Algorithm ... Myelofibrosis Infectious ... effect following treatment ... following EtOH induced thrombocytopenia ... #Causes #Hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
- Differential ... Non-lmmune: • HELLP Syndrome ... HUS • DIC • Vasculitis ... • Infection ... #Causes #Hematology
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Classification of ... malignomas, and infectious ... disease - purpura-arthralgia-nephritis ... by chronic hepatitis ... #Diagnosis #Rheumatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
parvovirus B19 infection ... Dermatomyositis Erythema chronicum ... Antiphospholipid-antibody syndrome ... #skin #rashes #differential ... #diagnosis #rheumatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
reticularis Differential ... Diagnosis: Vasculitis ... • Goodpasture syndrome ... #rash #diagnosis ... #rheumatology
Causes of Purpura or Easy Bruising in Children

Platelet count reduced, i.e. thrombocytopenia
 - Increased platelet destruction
and other severe infections ... - Vasculitis ... Bruising #Causes #peds ... #pediatrics #diagnosis ... #differential #
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... microangiopathy: Thrombotic thrombocytopenic ... purpura (TTP), ... Extravascular #Causes #differential ... #diagnosis #hematology
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
History of EBV infection ... Immunohistochemical studies (to differentiate ... Lymphoma Treatment ... #classification ... #hematology #oncology