29 results
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... antibiotics as a cause ... negative culture Brain ... Blastomycosis - Parasite ... Differential #Diagnosis #InfectiousDiseases
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
Causes of Fever ... Differential Diagnosis Algorithm ... Infection: • Fungal ... malaria) • other parasites ... #causes
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Causes of Acute ... Diagnosis Algorithm ... Infectious - Other: • Fungal ... eg.malaria) • Other parasites ... #causes
Causes of Encephalopathy - Differential Diagnosis Algorithm
Hyperacute:
 - Primary Neurologic: Vascular (IS, ICH), Seizure, Migraine, Trauma
Causes of Encephalopathy ... Neoplasm-related (brain ... Inflammatory, Infectious (fungal ... , TB, parasitic, ... #Causes
Fever - Pyrogen Pathophysiology

EXOGENOUS PYROGEN
 • Bacteria: Lipopolysaccharide components, peptidoglycans and muramyl peptide derivatives, Toxins
 •
Lipopolysaccharide components ... stranded RNA • Fungi ... Mannan and glucan components ... - Transport to brain ... transport across blood-brain
Rigors And Bacteremia - Overview

• Rigors are a response to the release of cytokines and prostaglandins
hypothalamus → fever ... Double-stranded RNA • Fungi ... Mannan and glucan components ... Transport to brain ... Pathophysiology #InfectiousDiseases
ID Approach to Fever and Rash - Diagnostic Algorithm
Central Maculopapular (most common):
Measles, Parvovirus 819 / EBV,
ID Approach to Fever ... Rash - Diagnostic Algorithm ... Disseminated fungal ... Febrile #Diagnosis #Algorithm ... #Schema #InfectiousDiseases
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Causes of Splenomegaly ... Differential Diagnosis Algorithm ... Viral (EBV) • Parasitic ... • Fungal Congestive ... Differential #Diagnosis #Algorithm
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
Concurrent Brain ... ) • Fungi: Aspergillus ... Coccidioides • Parasite ... Differential #Diagnosis #causes ... #infectiousdiseases
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
Concurrent Brain ... ) • Fungi: Aspergillus ... Coccidioides • Parasite ... Differential #Diagnosis #causes ... #infectiousdiseases