34 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Toxoplasmosis (CD4 ... Chorioretinitis • Diagnosis ... • Nocardia • Parasitic ... #differential #diagnosis ... #causes #radiology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Lung Abscess - Clinical ... : • CBC - Leukocytosis ... Coccidioides • Parasite ... #differential #causes
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
or the anterior chest ... (in a V-sign), ... auricular papules Clinical ... severity of the disease ... #dermatology #diagnosis
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
hematogenous spread of a disease ... Differential Diagnosis ... - Disseminated Parasites ... #diagnosis #pulmonary ... #CXR #clinical
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... Framework Disease ... • CT: Halo sign ... possible in HIV PARASITIC ... #infectiousdiseases
Kussmaul's sign in Constrictive Pericarditis 

A 50-year-old woman with a remote history of mediastinal lymphoma (age
blue marks on her chest ... the underlying diagnosis ... Causes = RV failure ... PhysicalExam #Video #Clinical ... Pericarditis #Cardiology
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Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
→Activation of CD8 ... accumulation of clinical ... Assessment • Clinical ... salmonella, ...), Parasites ... Drugs, Unknown cause
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
Pott's Disease in ... extrapulmonary cases ... Clinical Signs ... years - May have signs ... intervention CMC
Chagas Disease - American Trypanosomiasis - Diagnosis and Management Summary
Chagas disease (American trypanosomiasis) is an infectious
Trypanosomiasis - Diagnosis ... caused by the protozoan ... parasite Trypanosoma ... Romana's sign ... only available at CDC
Trypanosomiasis - Trypanosoma cruzi Life Cycle
1) Triatomine bug takes a blood meal (passes metacyclic trypomastigotes in
a blood meal (passes ... Clinical manifestations ... Tcruzi #LifeCycle #diagnosis ... pathophysiology #infectiousdiseases ... #cdc #parasite