52 results
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
Causes of Fever ... tuberculosis, Abscess ... Lemierre's syndrome ... Brucellosis, Q fever ... Malignancy: - Hematologic
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
Lung Abscess Microbiology ... most common) Clinical ... to rnonths • Fever ... , hemoptysis Treatment ... #CXR #ChestXRay
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Clinical ... : • 80% have fever ... Blood cultures • CXR ... early disease) • CXR ... #differential #causes
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Endocarditis + Abscess ... Diptheria • Typhoid fever ... Acute rheumatic fever ... Psittacosis • Q fever ... • Yellow fever
A 50 yo F with a history of poor dentition presents to the ED with fever
to the ED with fever ... A CXR is done. ... consistent w/ lung abscess ... #Clinical #Radiology ... #CXR #ChestXRay
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
most frequently caused ... The other cause ... cough and some fever ... #Clinical #Radiology ... #CXR #Acute #Interstitial
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
disease • Periodic fever ... syndromes Clinical ... multiorgan failure • Fever ... - Nonremitting fever ... Treatment: • Corticosteroids
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
high WBC count cause ... , dyspnea, +/- CXR ... - 80% have fever ... organ damage • Treatment ... diagnosis #management #hematology
Kerion
Raised, boggy lesion with heaped up purulent nodules 
Caused by host's response to a fungal ringworm
purulent nodules Caused ... mentagrophytes) Clinical ... Hair loss • Fever ... Lymphadenopathy Treatment ... Griseofulvin #Kerion #Dermatology
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Infection: Cellulitis, Abscess ... : - Epidural abscess ... Inflammation/cellulitis/abscess ... pain/swelling - Fever ... extremity #msk #physicalexam