29 results
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
function of the DIP ... Finger deformity caused ... Discharge with orthpedic ... Mallet #Finger #Radiology ... Management #Hand #Orthopedics
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Quinidine • HIT ... Non-lmmune: • HELLP Syndrome ... Diagnosis #Algorithm #Causes ... #Hematology
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Causes of Pericardial ... Non-Infectious: • Rheumatologic ... Disease, Behcet Syndrome ... Differential #Diagnosis #Causes ... #cardiology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... Ig A vasculitis/HSP ... Differential #Diagnosis #hematology ... #rheumatology #
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... predispose to other orthopedic ... common sites: hip ... differential #diagnosis #causes ... #hematology
Causes of Myocarditis
Infectious Etiologies:
 • Viral agents: Adenoviruses, Enteroviruses (coxsackievirus), Herpesviruses (human herpesvirus 6, Epstein—Barr virus),
Causes of Myocarditis ... Hepatitis C virus, HIV ... Churg-Strauss syndrome ... differential #diagnosis #cardiology ... #causes
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
arteritis, Cogan's Syndrome ... (SPA) • Other Causes ... Mycobacterial Causes ... 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 ... antiphospholipid syndrome ... Diagnosis #Framework #hematology
Causes of Primary and Functional Mitral Regurgitation (MR) 
Causes of primary mitral regurgitation
 - Rheumatic heart
prolapse (Marfan syndrome ... , Ehler-Danlos syndrome ... base and body, tip ... hypereosinophilic syndrome ... Differential #Diagnosis #Cardiology
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Infections BRASH Syndrome ... Hemochromotosis • His-Purkinje ... Spondylarthropathies Other causes ... differential #diagnosis #causes ... #cardiology #BRADI