29 results
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... spp, Atypical infection ... Penicillium marneffei Parasitic ... bronchoscopy Infectious ... diagnosis #evaluation #differential
Cysticercosis - Taenia solium Life Cycle
1) Eggs or gravid proglottids in feces and passed into environment.
2)
cysticerci. 5) Humans ... intestinal tapeworm infection ... LifeCycle #diagnosis #pathophysiology ... infectiousdiseases #cdc ... #parasite
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Toxoplasmosis (CD4 ... splenomegaly Other infections ... multiple lesions Infectious ... • Nocardia • Parasitic ... Lesions #Brain #differential
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... Triggering factor (infection ... →Activation of CD8 ... salmonella, ...), Parasites ... Lymphohistiocytosis #diagnosis #management
C.diff - Clostridioides Difficile Infection (CDI) - Diagnosis and Management - GrepMed Handbook

Clinical Presentation + Progression:
Clostridioides Difficile Infection ... and Management ... Perforation) Pathophysiology ... #1 nosocomial infection ... #diagnosis #management
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... Lung Abscess Pathophysiology ... Diagnosis: • CBC ... Coccidioides • Parasite ... Lung Abscess Differential
Cyclosporiasis - Diagnosis and Management Summary
Pathogen: 
 • Cyclospora cayetanensis
 • Foodborne, waterbone, and soil-transmitted.
 •
Diagnosis and Management ... intracellular parasite ... transmission as zoonotic infection ... • Humans are ... cayetanensis #diagnosis #management
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Neutrophil (Normal) Differential ... overlook severe infections ... #Bandemia #differential ... neutrophil #WBC #CBC ... #hematology #pathophysiology
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Parasitic infections ... Chronic #Diarrhea #management ... workup #diagnosis #differential
Amebiasis - Balamuthia mandrillaris Life Cycle
1) Cysts
2) Trophozoite
3) Mitosis
4) Amebae (cysts and trophozoites) can enter humans
trophozoites) can enter humans ... LifeCycle #diagnosis #pathophysiology ... infectiousdiseases #cdc ... #parasite