31 results
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
negative culture Brain ... endemic fungi - Parasitic ... Dracunculiasis - Non-Infectious ... Blastomycosis - Non-Infectious ... Differential #Diagnosis #InfectiousDiseases
CENTRAL FACIAL / NASAL LESIONS
Bacteria:
 • Leprosy (saddle nose deformity)
 • Tuberculosis (lupus vulgaris)l
 • Endemic
Endemic treponemal infection ... Invasive mold infection ... Blastomycosis Parasite ... Central #Lesions #infections ... #diagnosis #infectiousdiseases
Causes of Encephalopathy - Differential Diagnosis Algorithm
Hyperacute:
 - Primary Neurologic: Vascular (IS, ICH), Seizure, Migraine, Trauma
demyelination), Infectious ... Systemic: Systemic infection ... Neoplasm-related (brain ... Inflammatory, Infectious ... (fungal, TB, parasitic
Strongyloides fuelleborni Lifecycle
Free-Living Cycle
1) Eggs containing rhabditiform larvae passed in feces.
2) Rhabditiform larvae hatch in environment.
L3) larvae. 6) Infective ... Parasitic Cycle ... become adults. 8) Parasitic ... intestine 9) Parasitic ... pathophysiology #infectiousdiseases
Differential diagnosis of Skin + Eye infections
 • Bacterial: Staph spp, Strep spp, Pseudomonas spp, Bartonella,
of Skin + Eye infections ... , M. leprae • Parasitic ... #dermatology #InfectiousDiseases ... #Infections #Differential
Infectious Causes of Adrenal Insufficiency
Anatomical distribution of vessels to the adrenal makes the gland prone to
Infectious Causes ... primary adrenal infection ... Pneumocystis Jiroveci • Parasites ... TheIDtrivia #Infectious ... endocrinology #infectiousdiseases
Problem Representation - Approach to the Infectious Disease Patient

Who: Patient age and host/risk factors (such as
Approach to the Infectious ... illness script (e.g. brain ... febrilepodcast@gmail.com #InfectiousDiseases
Cysticercosis - Taenia solium Life Cycle
1) Eggs or gravid proglottids in feces and passed into environment.
2)
intestinal tapeworm infection ... subcutaneous tissues, brain ... pathophysiology #infectiousdiseases ... #cdc #parasite
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
splenomegaly Other infections ... multiple lesions Infectious ... • Nocardia • Parasitic ... RingEnhancing #Lesions #Brain
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
Concurrent Brain ... Coccidioides • Parasite ... febrilepodcast #Brain ... #Lung #Infections ... Diagnosis #causes #infectiousdiseases