53 results
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Pathophysiology: ... integrity (trauma, infection ... , vasculitis) or ... commonly renal and ... #Diagnosis #Dermatology
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
Findings - Infectious ... respiratory tract infections ... i.e., influenza virus ... HenochScholeinPurpura #Pathophysiology ... Diagnosis #Signs #Symptoms
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
Herpes Simplex Virus ... focal neurologic ... • JC-virus PCR ... focal neurologic ... InfectiousDiseases #Neurology
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
CMV infection: virus ... regardless of symptoms ... 50 or less: • Neurologic ... • Endocrine: Infectious ... differential #signs #symptoms
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitis and Vasculitides ... When to Consider Vasculitis ... to exclude are infections ... Presentation - Systemic Symptoms ... differential #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
to exclude are infections ... Presentation: Systemic Symptoms ... affects the skin, neurologic ... • Progressive symptoms ... cognitive impairment, neurologic
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
invade URT & via hematologic ... hemorrhagic rash; symptoms ... hematologic infection ... non-specific viral symptoms ... peds #pediatrics #pathophysiology
Hepatitis B Virus Serology and Interpretation
HBsAg - Anti-HBs - Anti-HBc - HBeAg - Anti-HBe
 - Acute
Hepatitis B Virus ... Serology and Interpretation ... less commonly, infection ... HepatitisB #HBV #Serology ... diagnosis #laboratory #hepatology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cryoglobulins (Vasculitic ... - Due to Viral infection ... (Cold-induced symptoms ... rewarming • Symptoms ... hemolytic #anemia #hematology
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... Symptoms: • ... influenzae Symptoms ... rav7ks #CNS #Infections ... differential #diagnosis #neurology