128 results
Pulmonary Renal Syndromes and Mimics - Differential Diagnosis Framework
Diffuse alveolar hemorrhage + rapidly progressive glomerulonephritis
90%:
 -
and Mimics - Differential ... ANCA Associated Vasculitis ... , Rheumatoid Vasculitis ... : Hantavirus infection ... #Mimics #Differential
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
the Skin - Differential ... , infections, drug ... Disease • Cogan syndrome ... #dermatology #rheumatology ... #differential #
Red Leg - Cellulitis Mimickers
 - Unilateral
     • Contact Dermatitis
• Tinea Pedis ... Lipodermatosclerosis - Non-infectous ... Nodosum • Vasculitis ... - Infectious ... redleg #diagnosis #differential
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Onset Fever - Differential ... • Influenza Virus ... Parainfluenza Virus ... Neuroleptic malignant syndrome ... #Fever #Acute #Differential
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Churg-Strauss syndrome ... malignomas, and infectious ... - Schnitzler syndrome ... - Sjögren syndrome ... Vessels #Diagnosis #Rheumatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... Inflammatory Conditions: Rheumatologic ... , Vasculitides, ... Kawasaki, Nephrotic syndrome ... Thrombocytosis #Platelets #Differential
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... SLE) - Viral infections ... Kasabach-Merritt syndrome ... APLS • Acute Infectious ... #rheumatology #
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Aortitis - Differential ... Framework Non-Infectious ... Aortitis: • Vasculitides ... arteritis, Cogan's Syndrome ... #Diagnosis #rheumatology
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Pericardial Effusion - Differential ... Diagnosis Infectious ... , Candida Non-Infectious ... : • Rheumatologic ... Mediterranean Fever • Vasculitis
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Thrombocytopenia - Differential ... Non-lmmune: • HELLP Syndrome ... HUS • DIC • Vasculitis ... • Infection ... Algorithm #Causes #Hematology