11 results
Causes of Diffuse and Localized Lymphadenopathy - Differential Diagnosis Algorithm
 • Reactive (Inflammatory / Infectious)
 •
Causes of Diffuse ... Differential Diagnosis Algorithm ... Metastatic) #Diffuse ... #Focal #Localized ... #Causes #Hematology
Peripheral Neuropathy - Diagnostic Schema and Differential Diagnosis

Hereditary
Common Causes
Rapid Onset
Subacute/Chronic Onset
 - Multifocal
 - Focal
 -
Hereditary Common Causes ... Multifocal - Focal ... - Diffuse ... Diagnosis #Schema #Algorithm ... #Causes #neurology
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
When the specific allergen ... - Local and systemic ... antigen, leading to complement ... Complement activation ... Hypersensitivity #Types #Classification
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
lgE causes mast-cell ... they activate complement ... chain causing local ... reactions #types #allergy ... #table #classification
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Causes of Diffuse ... Differential Diagnosis Algorithm ... • Acne • Allergy ... Hodgkin's Lymphoma #Diffuse ... #Causes #Hematology
Lupus Nephritis Primer
Class I - Minimal Mesangial
Class II - Mesangial Proliferative
Class Ill - Focal Proliferative
Class IV
Proliferative Class Ill - Focal ... Proliferative Class IV - Diffuse ... Nephritis #SLE #Classification ... #Classes #differential
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
and Focal) Differential ... Diagnosis Algorithm ... DIFFUSE Scarring ... Differential #Diagnosis #Algorithm ... #causes
Acute Pharyngitis: Differential Diagnosis
Infectious:
 • Respiratory viruses (25-45%)
 • Group A Strep (5-15%)
 • Other bacteria:
Treponema pallidum • Diffuse ... Noninfectious: • Allergic ... to dry air • Vocal ... Differential #Diagnosis #causes
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
1) Focal (involving ... lobe of lung) 2) Diffuse ... WHAT ARE COMMON CAUSES ... NTM, Fungal) 4) Allergic ... #differential #causes
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... often involved • Hypocomplementemic ... Urticaria and hypocomplementemia ... against MPO • Complement ... #rheumatology #classification