8 results
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Chronic Abdominal ... Pain Causes - Differential ... changes • Urinary symptoms ... intolerance • SIBO Focal ... #Causes #Differential
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... Erythrocytosis) - Differential ... 90%, Abnormal Abdominal ... Ultrasound High ... Chest Symptoms
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
: Inflammatory eye ... inflamed response to local ... Behcet disease) Differential ... Recurrent and chronic ... • Nonsurgical abdominal
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Eosinophilia, asthma, chronic ... tract, and often causes ... Presentation - Systemic Symptoms ... Arthralgias • Eye ... Eye -> retinopathy
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... Constitutional symptoms ... lymphadenopathy, • Abdominal ... pain, chronic diarrhea ... factor • May cause
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Presentation: Systemic Symptoms ... Arthralgias • Eye ... • Progressive symptoms ... Eosinophilia, asthma, chronic ... tract, and often causes
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... encounters due to NTM: Chronic ... disease through local ... enzymes, diarrhea, abdominal ... NTM #Infections #differential
PFAPA Syndrome - Periodic Fever, Aphthous Stomatitis, Pharyngitis, and Adenitis

EPIDEMIOLOGY:
PFAPA is the most common syndrome entailing
, including abdominal ... DIFFERENTIAL DIAGNOSIS ... edema around the eyes ... syndrome - chronic ... known pathogenic cause