21 results
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Pulmonary • Skin ... • M genavense Skin ... , adenitis, skin ... • M fortuitum Skin ... #Infections #differential
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
thrombophlebitis Skin ... Herpes zoster - HIV ... band syndrome • Shin ... Brittle nails - Skin ... skin • Inflammation
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
underlying lung disease ... Primary skin and ... Mycobacterium #diagnosis #differential ... #infectiousdiseases ... #NTM
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Arthralgia/arthritis, Skin ... fraction < 20% Differential ... borrelia, Rubeola, HBV ... Coxsackie, CMV, EBV, HIV ... #diagnosis #management
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Purpura, ischemic skin ... - Affects the skin ... Cryoglobulinemic Vasculitis - Skin ... glomerular ischemia - Skin ... Small Vessels: Skin
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Onset Fever - Differential ... Coronavirus • HIV ... Meningitis • Skin ... • Thoracic • Abdominal ... • Sickle Cell disease
Travel History - Clues to Infectious Disease Diagnosis in a Traveler 
 • Where did you
to Infectious Disease ... rural → Geographic disease ... Schistosomiasis • Skin ... HPI #Interview #InfectiousDiseases ... #Infections #differential
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Pain Causes - Differential ... Back pain • Skin ... Cardiopulmonary disease ... cutaneous nerve ... Chronic #Causes #Differential
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Sjögrens (15%) Skin ... Aseptic necrosis of hip ... Polyneuropathy, Cranial nerve ... valve lesions Abdominal ... pain (20%) Renal disease
Soil Related Infections - Differential Diagnosis Framework

Mechanism Of Infection:
 • Wound
 • GI: Ingestion, MUD, Contaminated
Inhalation • Skin ... sardonic" smile, abdominal ... papule on exposed skin ... Campylobacter jejuni • NTM ... primary pulmonary disease