109 results
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
TB • LTBI is diagnosed ... infection in patients ... • Tuberculosis infection ... Extrapulmonary infection ... #InfectiousDiseases
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
cause pulmonary infection ... other site of infection ... Mycobacterium chelonae - Infection ... Mycobacterium #diagnosis ... #differential #infectiousdiseases
Figure 1: Time Course of HIV Detection following Infection

#Diagnosis #InfectiousDiseases #HIVAIDS #Testing #Windows #Screening #Antibody #Detection
Detection following Infection ... #Diagnosis #InfectiousDiseases
Lemierre’s Syndrome - Pathophysiology

Lemierre’s is an infectious thrombophlebitis of the internal jugular vein.

 - It starts
Lemierre’s Syndrome - Pathophysiology ... oropharyngeal infection ... abscess, or dental infection ... deep space neck infection ... #Diagnosis
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
Framework Diagnosis ... ocular), Tissue activity ... rxn), Secondary infection ... Hospital-Acquired Infection ... 19 • Unrelated Infection
CENTRAL FACIAL / NASAL LESIONS
Bacteria:
 • Leprosy (saddle nose deformity)
 • Tuberculosis (lupus vulgaris)l
 • Endemic
Endemic treponemal infection ... Invasive mold infection ... Central #Lesions #infections ... #diagnosis #infectiousdiseases
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
HIV • Recent infection ... mycobacterial infection ... NTM) • Fungal infection ... unable to limit infection ... reactivation of a latent infection
3 Stages of Lyme Disease 
Early Lyme Disease 
 - Erythema migrans 
 - Constitutional symptoms
Acute Disseminated Infection ... Disease #Stages #InfectiousDiseases ... #Diagnosis
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
HIV • Recent infection ... mycobacterial infection ... NTM) • Fungal infection ... unable to limit infection ... reactivation of a latent infection
"Recommended laboratory HIV testing algorithm for serum or plasma specimens. Based on: Centers for Disease Control
Testing for the Diagnosis ... of HIV Infection ... Testing #HIV #CDC #Diagnosis ... #Algorithm #InfectiousDisease