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Figure 1: Time Course of HIV Detection following Infection

#Diagnosis #InfectiousDiseases #HIVAIDS #Testing #Windows #Screening #Antibody #Detection
Detection following Infection ... #Diagnosis #InfectiousDiseases ... #HIVAIDS #Testing
"Recommended laboratory HIV testing algorithm for serum or plasma specimens. Based on: Centers for Disease Control
laboratory HIV testing ... Laboratory Testing ... Diagnosis of HIV Infection ... Empendium #Testing ... Diagnosis #Algorithm #InfectiousDisease
CENTRAL FACIAL / NASAL LESIONS
Bacteria:
 • Leprosy (saddle nose deformity)
 • Tuberculosis (lupus vulgaris)l
 • Endemic
Endemic treponemal infection ... Invasive mold infection ... Blastomycosis Parasite ... Central #Lesions #infections ... #diagnosis #infectiousdiseases
Strongyloides fuelleborni Lifecycle
Free-Living Cycle
1) Eggs containing rhabditiform larvae passed in feces.
2) Rhabditiform larvae hatch in environment.
Parasitic Cycle ... become adults. 8) Parasitic ... intestine 9) Parasitic ... #diagnosis #pathophysiology ... #infectiousdiseases
Infectious Causes of Adrenal Insufficiency
Anatomical distribution of vessels to the adrenal makes the gland prone to
Infectious Causes ... hemorrhage in the setting ... primary adrenal infection ... Pneumocystis Jiroveci • Parasites ... endocrinology #infectiousdiseases
Differential diagnosis of Skin + Eye infections
 • Bacterial: Staph spp, Strep spp, Pseudomonas spp, Bartonella,
of Skin + Eye infections ... , M. leprae • Parasitic ... #dermatology #InfectiousDiseases ... #Infections #Differential
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
endemic fungi - Parasitic ... Blastomycosis - Parasite ... Dracunculiasis - Non-Infectious ... Blastomycosis - Non-Infectious ... Differential #Diagnosis #InfectiousDiseases
Echinococcus Life Cycle
1) Adult in small intestine eggs
2) Embryonated egg in feces
3) Oncosphere hatches; penetrates intestinal
LifeCycle #diagnosis #pathophysiology ... #infectiousdiseases ... #cdc #parasite
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
developing active infection ... • Tuberculosis infection ... • Recent viral infections ... microscopy • Testing ... LatentTB #ActiveTB #InfectiousDiseases
Leishmaniasis Life Cycle
1) Sandfly takes a blood meal (injects promastigote stage into the skin)
Human Stages:
2) Promastigotes
LifeCycle #diagnosis #pathophysiology ... #infectiousdiseases ... #cdc #parasite