15 results
Etiologies of Peripheral Neuropathy
 • Metabolic / Nutritional: DiabetesB12 deficiency, Uremia/ESRD, Hypothyroidism
 • Medication-induced: ART, Antibiotics,
• Infectious: HIV ... CIDP, Guillain-Barre ... , Vasculitis, Sjogren's ... Peripheral #Neuropathy #differential ... #diagnosis #causes
Causes of Pericarditis - Differential Diagnosis Algorithm
Viral:
 • Coxsackie
 • Echovirus
 • Adenovirus
 • Epstein-Barr virus
Adenovirus • Epstein-Barr ... Cytomegalovirus • HIV ... spondyloarthropathies • Vasculitis ... Post-cardiac injury syndrome ... #Cardiology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
: • Clinical triad ... • Infections: HCV ... infection, HBV ... infection, HIV infection ... DDX: • ANCA (Antineutrophil
Causes of Myocarditis
Infectious Etiologies:
 • Viral agents: Adenoviruses, Enteroviruses (coxsackievirus), Herpesviruses (human herpesvirus 6, Epstein—Barr virus),
Causes of Myocarditis ... herpesvirus 6, Epstein—Barr ... Hepatitis C virus, HIV ... #Myocarditis #differential ... #causes
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... tract, and often causes ... CTD) • ANCA (Dx ... Cryoglobulins • HIV ... • HBV HCV
Infectious Causes of Adrenal Insufficiency
Anatomical distribution of vessels to the adrenal makes the gland prone to
Waterhouse-Friderichsen syndrome ... canimorsus • Virus: HIV ... Cytomegalovirus, Epstein-Barr ... Insufficiency #AI #differential ... endocrinology #infectiousdiseases
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
and petechiae Causes ... - CMV - HCV ... - HIV • Immune ... and thymoma DDX ... immunodeficiency virus (HIV
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
osmolarity If cause ... investigations depending on clinical ... Glomerulonephritis / Vasculits ... hepatitis serology, HIV ... • Cardio-renal syndrome
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... DDX - Other causes ... : • Nephrotic syndrome ... infections (Epstein-Barr ... syndrome, HIV)
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Differential Diagnosis ... HTN • Check: HBV ... tract, and often causes ... drug exposure or Dx