32 results
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Causes: • Still's ... disease • Behcet's syndrome ... • Hyper-IgD syndrome ... Brucellosis • Liver ... or lung abscess
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
Causes of Antibiotic ... NMS, serotonin syndrome ... (daptomycin in lungs ... • Secondary to Treatment ... SJS, DIHS, drug fever
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... Pneumonia: • 3 syndromes ... lymphadenopathy, • Abdominal ... factor • May cause ... #Infections #HIV
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
SLE) - Viral infections ... Kasabach-Merritt syndrome ... deficiency • Liver ... APLS • Acute Infectious ... mountain spotted fever
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
disease • Periodic fever ... multiorgan failure • Fever ... - Nonremitting fever ... rash) • Heart, lung ... thrombocytopenia • Liver
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... • Most common cause ... : • 80% have fever ... Intervention: - Fevers ... #differential #causes
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
• Chronic lung ... disease • Liver ... Low serum IgG level ... DDX - Other causes ... : • Nephrotic syndrome
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
known as rat bite fever ... or Haverhill fever ... cancers, including lung ... infectiosum • Fever ... acute rheumatic fever
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Presentation: Fever ... (elevations of liver ... Manifestations: • Fever ... • Fever and weight
Acute Retroviral Syndrome
Acute Retroviral Syndrome is the symptomatic presentation of acute human immunodeficiency virus infection

 •
Headache (45%) • Fever ... Hepatomegaly - Liver ... • Viral RNA level ... subset counts ↓ • Liver ... antibody test) Treatment