19 results
Echinococcus Life Cycle
1) Adult in small intestine eggs
2) Embryonated egg in feces
3) Oncosphere hatches; penetrates intestinal
Echinococcus Life ... commonly liver and lung ... #LifeCycle #diagnosis ... infectiousdiseases #cdc ... #parasite
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
Diagnosis and Workup Algorithm ... Emboli, Fungal Infection ... ): • Chronic Infections ... , NTB, Fungal, Parasitic ... Disease #Diagnosis #Algorithm
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 ... failure, COPD, Lung ... bronchoscopy Infectious
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
lesions • 80% with lung ... splenomegaly Other infections ... multiple lesions Infectious ... • Nocardia • Parasitic ... diagnosis #causes #radiology
Intestinal Hookworm Life Cycle
1) Eggs in feces
2) Rhabditiform larva hatches
3) Development to filariform larva in environment
4)
circulation in the lungs ... Hookworm #Intestinal #lifecycle ... infectiousdiseases #cdc ... #parasite
Ascaris lumbricoides - Ascariasis Life Cycle
1) Adults in small intestine
2) Fertilized egg - Unfertilized egg (will
and migrate to lungs ... lumbricoides #Ascariasis #LifeCycle ... infectiousdiseases #cdc ... #parasite
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
Differential Diagnosis • Infections ... bacterial, fungal, parasitic ... Malignancy: Metastases (lung ... Diagnosis #neurology #radiology
Loiasis - Loa loa Life Cycle
1) Fly (genus Chrysops) takes a meal (L3 larvae enter bite
blood and in the lungs ... Loiasis #Loaloa #LifeCycle ... infectiousdiseases #cdc ... #parasite
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Pattern - Chest Radiology ... throughout the lungs ... Opacities: • Infectious ... - Disseminated Parasites ... Pattern #Chest #Radiology
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Lung Nodule - Differential ... Diagnosis Algorithm ... Breast, Testicle) Infection ... Septic Embolism • Parasitic ... Differential #Diagnosis #Algorithm