363 results
Bell's Palsy
Bell’s Palsy is a damage, acute weakness, or paralysis of the Facial nerve (7th CN),
Bell's Palsy Bell ... an identifiable cause ... The cause is unknown ... associated with viral infections ... neurology #anatomy #pathophysiology
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
Causes of Leukocytosis ... Lymphocytosis: Infection ... , Autoimmune, Medications ... , medications, other ... Differential #Diagnosis #causes
Summary of Infections in which Steroids play a role in treatment
 • TB meningitis
 • TB
Summary of Infections ... play a role in treatment ... pericarditis (select cases ... #Steroids #Indications ... #treatment
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... Activation of CD8 T cells ... Drugs, Unknown cause ... Treatment: • ... diagnosis #management #treatment
Chronic Diarrhea Differential Diagnosis
 • Inflammatory, Infectious: Recurrent C. diff, Giardiasis
 • Inflammatory, Non-infectious: IBD, Ischemia,
Inflammatory, Infectious ... Inflammatory, Non-infectious ... Lactose intolerance, Medication ... Dysmotility: IBS, Medications ... Differential #Diagnosis #causes
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
cytokines Common causes ... reaction - Helminth infection ... disease Rare causes ... CD3-CD4+ T cells ... aspergillosis - Viral infections
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Testing Algorithm INDICATIONS ... for secondary causes ... drug reaction, infection ... Strongyloides infection ... glucocorticoid treatment
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Compartment Syndrome, Medications ... Protein) • AIN: Medication ... , Infection, Autoimmune ... Neurogenic Bladder (Medication ... Diagnosis #nephrology #causes
Congestive Heart Failure - Causes, Pathophysiology and Differential Diagnosis
 • Dilated Cardiomyopathy 
 • Hypertrophic Cardiomyopathy
Heart Failure - Causes ... , Pathophysiology ... • Toxic • Infectious ... • Other HFpEF Causes ... #Pathophysiology
Lymphadenopathy - Differential Diagnosis Algorithm
Localized: 
 • Cervical: EBV, CMV, HIV, Toxo, TB, Lymphoma, Head /
Melanoma • Axillary: Infection ... Sexually transmitted infections ... , Sjögren's • Infection ... Sarcoidosis • Medications ... Diagnosis #Algorithm #Causes