9 results
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Pain Causes - Differential ... potentially be an acute ... • Fever • Anorexia ... • Splenomegaly/Abscess ... aneurysms • Acute
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Immobilization) • Acute ... 2) Pallor-bruising ... /swelling - Fever ... diagnosis #lower
Low Back Pain (Lumbago) - Common Differential Diagnosis and Patterns

Mechanical Low Back Pain:
Aching pain in the
) - Common Differential ... Diagnosis and Patterns ... Usually acute (< ... Pain vague but usually ... Accounts for —2%
Modified dengue severity classification, PAHO/WHO
Dengue without warning signs - DNWS:
 • Person who lives or has
retro-orbital pain ... positive tourniquet test ... transmission, with acute ... Intense abdominal ... classification #diagnosis
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
Approach to Joint Pain ... - Diagnostic Framework ... rheumatic fever ... Like in this case ... approach #workup #differential
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... Acute or chronic ... And BMP Normal Values ... Hyperventilation (Anxiety, pain ... , fever, hypoxia
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
from a group to assess ... = incidence in acute ... deviation: 1 (68%) – 2 ... how related two values ... #calculations #diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
the upper and lower ... - GI tract: abdominal ... Vasculitis: • Fevers ... retinopathy Lab Tests ... vasculitis) - 2
Polymyalgia Rheumatica (PMR) Diagnosis and Management Summary

WHAT?
 • Polymyalgia rheumatica (PMR) is a common systemic inflammatory
presents with an acute ... proximal muscle pain ... based on clinical ... normal and can help differentiate ... progressively lower