68 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... SLE) - Viral infections ... Kasabach-Merritt syndrome ... APLS • Acute Infectious ... #hematology #rheumatology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Non-lmmune: • HELLP Syndrome ... HUS • DIC • Vasculitis ... • Infection ... #Hematology
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Classification of ... malignomas, and infectious ... dermatomyositis #Size #Classification ... #Diagnosis #Rheumatology ... #Diagnosis
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Cryoglobulins Cause ... Labs/Diagnosis: ... #types #classification ... #rheumatology #
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... parvovirus B19 infection ... Malar rash ... Antiphospholipid-antibody syndrome ... #differential #diagnosis
Fever and Rash - Differential Diagnosis Framework
 • Viral: Measles, Infectious Mono (EBV, CMV), Acute HIV,
Fever and Rash - ... Differential Diagnosis ... Viral: Measles, Infectious ... , Vasculitis SCVMC ... #dermatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
- Differential Diagnosis ... → Refer to hematology ... Rheumatologic, Vasculitides ... Kawasaki, Nephrotic syndrome ... #Algorithm #hematology
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
Kidney Injury - Classification ... a.k.a. cardiorenal syndrome ... - Small vessel vasculitis ... tubular necrosis (causes ... #diagnosis #nephrology
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
- Differential Diagnosis ... • Infection: ... Lemierre's syndrome ... Malignancy: - Hematologic ... #Differential #Diagnosis
Kawasaki Disease (KD) - Diagnosis and Management Summary

Kawasaki Disease (KD) is the most common vasculitis of
the most common vasculitis ... , Cough • +/-Nausea ... cæxist with other infections ... Polymorphous rash ... #rheumatology #