56 results
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
Lesions - Differential ... Diagnosis • Infections ... abscess (bacterial, fungal ... , parasitic), Neurocysticercosis ... Diagnosis #neurology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
, may also see skin ... • Nocardia • Parasitic ... #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Differential diagnosis of Skin + Eye infections
 • Bacterial: Staph spp, Strep spp, Pseudomonas spp, Bartonella,
Differential diagnosis ... of Skin + Eye infections ... , M. leprae • Parasitic ... febrilepodcast] #skin ... #dermatology #InfectiousDiseases
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Negative Abscess - Differential ... Diagnosis Framework ... , Entamoeba Skin ... Negative #Abscess #Differential ... #Diagnosis #InfectiousDiseases
Strongyloides fuelleborni Lifecycle
Free-Living Cycle
1) Eggs containing rhabditiform larvae passed in feces.
2) Rhabditiform larvae hatch in environment.
penetrate the intact skin ... Parasitic Cycle ... #diagnosis #pathophysiology ... #infectiousdiseases ... #cdc
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Diagnosis Algorithm ... Causes == Primary Skin ... Lesions == Macules ... • Xerosis (dry skin ... == No Primary Skin
CENTRAL FACIAL / NASAL LESIONS
Bacteria:
 • Leprosy (saddle nose deformity)
 • Tuberculosis (lupus vulgaris)l
 • Endemic
rhinocleromatis) Fungus ... Blastomycosis Parasite ... #infections #diagnosis ... #infectiousdiseases ... #differential
Clonorchiasis - Clonorchis sinensis Life Cycle
1) Embryonated eggs passed in feces.
2) Eggs ingested by the snail
encyst in the skin ... Metacercariae in flesh or skin ... sinensis #LifeCycle #diagnosis ... pathophysiology #infectiousdiseases ... #cdc #parasite
Strongyloides Stercoralis Lifecycle
Free-Living Cycle:
1) Rhabditiform larvae in the intestine are excreted in stool. 
2) Development into
penetrate the intact skin ... intestinal mucosa (or skin ... stercoralis #LifeCycle #diagnosis ... pathophysiology #infectiousdiseases ... #cdc #parasite
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Diagnosis Framework ... #Infections #differential ... opportunistic #InfectiousDiseases ... #Neurology