60 results
Cerebral Salt Wasting vs SIADH - Pathophysiology 
1) Neurological event
2) Sodium loss from tubules
3) Naturiesis →
Wasting vs SIADH - Pathophysiology ... Hypovolaemia → ADH → water ... SaltWasting #SIADH #Pathophysiology ... #diagnosis #nephrology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... cells per μL • Diagnosis ... status, and focal neurologic ... #differential #diagnosis ... InfectiousDiseases #Neurology
Blurry vision in a patient with HIV/AIDS
Anterior Segment:
 • Herpes zoster ophthalmicus
 • Keratitis (HSV, Staph,
Cocci*, Toxo*, non-infectious ... retinitis* • Ocular ... • Choroidal infections ... seen with lower CD4 ... #Differential #Diagnosis
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... splenomegaly Other infections ... multiple lesions Infectious ... #differential #diagnosis ... causes #radiology #neurology
C.diff - Clostridioides Difficile Infection (CDI) - Diagnosis and Management - GrepMed Handbook

Clinical Presentation + Progression:
Clostridioides Difficile Infection ... (CDI) - Diagnosis ... Perforation) Pathophysiology ... #1 nosocomial infection ... #Clostridium #Infection
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 ... hemophagocytosis = additional diagnostic ... Lymphohistiocytosis #diagnosis
Diagnosing Brucellosis
Epidemiological Exposures
- Endemic Regions
- Clinical Micro Lab Technicians
- Animal/Vaccine Exposure: Vets, Slaughterhouse workers, hunters
- Unpasteurized
Diagnosing Brucellosis ... Neurological, Ocular ... Genitourinary Diagnostic ... Tests: - CBC ... , Convalescent Serology
Periorbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Dacryoadenitis: infection of the lacrimal glands
b. Conjunctivitis: inflammation of the
Dacryoadenitis: infection ... are no longer infectious ... normal: - extra-ocular ... Periorbital #Cellulitis #pathophysiology ... ophthalmology #diagnosis
Echinostomiasis - Echinostoma Life Cycle
1) Unembroynated eggs passed in feces
2) Embryonated eggs in water
3) Miracidia hatch
Embryonated eggs in water ... Echinostoma #LifeCycle #diagnosis ... #pathophysiology ... infectiousdiseases #cdc
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
- Differential Diagnosis ... Low Attenuation Nodular ... Metastases, Miliary Infection ... Consolidation: Pus, Blood, Water ... #Differential #Diagnosis