216 results
"Recommended laboratory HIV testing algorithm for serum or plasma specimens. Based on: Centers for Disease Control
on: Centers for Disease ... Testing for the Diagnosis ... #Testing #HIV #CDC ... #Diagnosis #Algorithm ... #InfectiousDisease
Strongyloides fuelleborni Lifecycle
Free-Living Cycle
1) Eggs containing rhabditiform larvae passed in feces.
2) Rhabditiform larvae hatch in environment.
Parasitic Cycle ... intestine 9) Parasitic ... #diagnosis #pathophysiology ... #infectiousdiseases ... #cdc
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
reaction - Atopic disease ... CD3-CD4+ T cells ... , IgG4-related disease ... hypereosinophilia #HE #Differential ... #Diagnosis #Causes
T-LGL leukemia - T-CeIl Large Granular Lymphocytic Leukemia
Clinical
 - Persistent (>6mo) lymphocytosis (2-20k) with proven clonality
Lymphocytic Leukemia Clinical ... of autoimmune disease ... Same morphologic/clinical ... disease but cells ... hemepath #pathology #diagnosis
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Negative Abscess - Differential ... Diagnosis Framework ... Autoimmune: Crohn's disease ... Negative #Abscess #Differential ... #Diagnosis #InfectiousDiseases
Infectious Diseases Presenting with Rash

#InfectiousDisease #Infections #Rashes #Comparison #Table #Differential #Diagnosis
Infectious Diseases ... with Rash #InfectiousDisease ... Comparison #Table #Differential ... #Diagnosis
Echinococcus Life Cycle
1) Adult in small intestine eggs
2) Embryonated egg in feces
3) Oncosphere hatches; penetrates intestinal
Echinococcus #LifeCycle #diagnosis ... pathophysiology #infectiousdiseases ... #cdc #parasite
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Toxoplasmosis (CD4 ... Chorioretinitis • Diagnosis ... • Nocardia • Parasitic ... Lesions #Brain #differential ... #diagnosis #causes
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Penicillium marneffei Parasitic ... Infectious Diseases ... HIVAIDS #workup #diagnosis ... #evaluation #differential ... #CD4
Leishmaniasis Life Cycle
1) Sandfly takes a blood meal (injects promastigote stage into the skin)
Human Stages:
2) Promastigotes
Leishmaniasis #LifeCycle #diagnosis ... pathophysiology #infectiousdiseases ... #cdc #parasite