20 results
Strongyloides fuelleborni Lifecycle
Free-Living Cycle
1) Eggs containing rhabditiform larvae passed in feces.
2) Rhabditiform larvae hatch in environment.
Strongyloides fuelleborni ... Parasitic Cycle ... #Strongyloides # ... #diagnosis #pathophysiology ... infectiousdiseases #cdc
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 ... <50), Strongyloides ... HIVAIDS #workup #diagnosis
Strongyloides Stercoralis Lifecycle
Free-Living Cycle:
1) Rhabditiform larvae in the intestine are excreted in stool. 
2) Development into
Strongyloides Stercoralis ... #Strongyloides # ... stercoralis #LifeCycle #diagnosis ... #pathophysiology ... infectiousdiseases #cdc
Differential Diagnosis of Wheezing
 • Extrathoracic (wheezing Is typically inspiratory): Anaphylaxis, Vocal cord pathology, Laryngeal stenosis,
Differential Diagnosis ... body aspiration, Parasitic ... infection (e.g. ... Strongyloides, Ascaris ... Churg-Strauss syndrome
Strongyloides stercoralis on Microscopy (Duodenal Fluid)

38 year old male truck driver in Buenos Aires.  Kidney
was taken for diagnosis ... microscopy shown) Diagnosis ... infection after ... The main parasite ... hyperinfection syndrome
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... - Compatible syndrome ... multiple lesions Infectious ... • Nocardia • Parasitic ... #differential #diagnosis
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... →Activation of CD8 ... Auto-amplification loop Diagnosis ... salmonella, ...), Parasites ... Lymphohistiocytosis #diagnosis
Cysticercosis - Taenia solium Life Cycle
1) Eggs or gravid proglottids in feces and passed into environment.
2)
intestinal tapeworm infection ... TaeniaSolium #LifeCycle #diagnosis ... #pathophysiology ... infectiousdiseases #cdc ... #parasite
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Pathophysiology ... response preceding infection ... Guillain-Barre Diagnosis ... Albuminocytologic dissociation ... #diagnosis #management
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... - Differential Diagnosis ... Pneumonia: • 3 syndromes ... possible in HIV PARASITIC ... and dyspnea • Strongyloides