41 results
Pulmonary Renal Syndromes and Mimics - Differential Diagnosis Framework
Diffuse alveolar hemorrhage + rapidly progressive glomerulonephritis
90%:
 -
Syndromes and Mimics ... Antiphospholipid Syndrome ... differentiation syndrome ... atypical HUS, TTP, DIC ... #Syndromes #Mimics
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
ACTH-Dependent (Secondary):
 • Pituitary Dysfunction
 • Hypothalamic Dysfunction
ACTH-Independent (Primary):
Causes of Adrenal ... Polyglandular Autoimmune Syndrome ... • Infectious: ... TB, Disseminated ... Fungal, HIV/AIDS
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
SLE) - Viral infections ... Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... • HCV, HBV Not ... #rheumatology #
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Non-lmmune: • HELLP Syndrome ... • TTP/HUS • DIC ... • Vasculitis ... • Infection • ... #Hematology
Infectious Causes of Adrenal Insufficiency
Anatomical distribution of vessels to the adrenal makes the gland prone to
Infectious Causes ... infection or disseminated ... Waterhouse-Friderichsen syndrome ... canimorsus • Virus: HIV ... #Causes #Adrenal
Non-HCV infectious mixed cryoglobulinemia vasculitis - Diagnosis, causes and management - French Vasculitis Study Group

< 5%
Non-HCV infectious ... - Diagnosis, causes ... with purpura - Renal ... neuropathy Treatment ... #Rheumatology #
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
anemia): - Disseminated ... intravascular coagulation (DIC ... ) - HELLP syndrome ... Hemolytic uremic syndrome ... Drugs (Beta lactam antibiotics
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Hyperviscosity Syndrome ... : HCV infection, ... HBV infection, ... HIV infection ... 20% Sjögren's syndrome
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Framework Non-Infectious ... Aortitis: • Vasculitides ... arteritis, Cogan's Syndrome ... Paracoccidioides • Viruses: HIV ... Differential #Diagnosis #rheumatology
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Causes of Thrombocytopenia ... etc) - Viral: HIV ... infiltration: malignancy, infection ... Microangiopathy: DIC ... antiphospholipid syndrome