21 results
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 ... Lesions #Brain #differential ... diagnosis #causes #radiology
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
Lesions - Differential ... Diagnosis • Infections ... Malignancy: Metastases (lung ... Demyelinating Disease ... Diagnosis #neurology #radiology
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Diagnosis Infectious ... : • Rheumatologic ... , Takayasu Disease ... - Metastatic: Lung ... Diagnosis #Causes #cardiology
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
to Eosinophilic Lung ... Diseases • Acute ... , wt loss; CV, CNS ... , skin • Infectious ... #differential #
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
between acute consolidation ... - Lung neoplasms ... - Chronic post-infection ... #Diagnosis #Radiology ... Consolidation #Acute
Causes of Fever in the Immunocompromised Host - Differential Diagnosis Algorithm
Structural Defect - Asplenia/HypospIenism
 • Bacteremia/Septic
Immunocompromised Host - Differential ... jirovecii • CNS ... • Periodontal Disease ... Bronchitis • Chronic Diarrhea ... Algorithm #Causes #Hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
approximately how long ... Chronic kidney disease ... (e.g. cancer, infection ... Index > 3: • Acute ... #anemia #differential
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
Heart Failure - Differential ... Acute Respiratory ... Infection ... #HeartFailure #Cardiology ... #Differential #
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
Dehydrogenase (LDH) - Differential ... Injury: • Early acute ... hepatitis • Acute ... Periodic paralyses CNS ... • Toxins • Infection
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... Diagnosis Framework Disease ... angioinvasive disease ... Lymphadenopathy, CNS