190 results
Monoarthritis - Differential Diagnosis
Infection (Acute):
 - S. aureus (most common)
 - S. pneumonia
 - Salmonella (in
early in dz, neg birefringent ... - CPPD- Usually ... /l wrists, pos birefringent ... Differential #Diagnosis #Causes
CPPD vs Gout

== CPPD == 

Think About CPPD When:
 • Self-limited synovitis after surgery/trauma (> 65
CPPD vs Gout ... About CPPD When ... Weakly positively birefringent ... or not birefringent ... Needle-shaped, negatively birefringent
Hypophosphatemia and Hypoxia - Pathophysiology

↓ Phosphate leads to ↓ red cell 2,3-DPG and a  reduction
correlated with respiratory ... Respiratory muscle ... Phosphate is a cause ... phosphorus is seen in COPD ... patients with COPD
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Hypoxemic Respiratory ... : Decreased respiratory ... of hypoxemic respiratory ... Pneumonia, asthma, COPD ... oxygen #Hypoxemic #Respiratory
Pathogens in Pneumonia

Here is a quick review of the pathogens causing pneumonia (useful for enumerating differentials
your grand rounds/cases ... H. influenzae (COPD ... Pseudomonas — COPD ... , smoking) RESPIRATORY ... #Microbiology #Causes
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
• Tachypnea: Respiratory ... • Hyperpnea: Respiratory ... • Asthma • COPD ... PVFM) Cardiac Causes ... Hematologic Causes
Noninvasive Positive Pressure Ventilation (NIPPV)

Expiratory & Inspiratory Positive Airway Pressure
Both increase intrathoracic pressure, which can decrease
and decreases respiratory ... In COPD, decreases ... pulmonary edema) • COPD ... patients (ie., CHF or COPD ... • Other acute respiratory
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
Vigorous coughing, inspiratory ... whoop; respiratory ... & respiratory failure ... Virus -> Attacks respiratory ... > Inflammation causes
Pseudogout: pathogenesis and clinical findings
 - Idiopathic (vast majority of cases) -> Mechanism unknown
 - Familial
vast majority of cases ... pyrophosphate dihydrate (CPPD ... and/or x-ray - CPPD ... Crystals - Positively birefringent ... Chondrocalcinosis #Pseudogout #CPPD
Stridor - Differential Diagnosis Framework:
High-pitched, variable respiratory sound

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
High-pitched, variable respiratory ... • Recurrent respiratory ... Supraglottis - Inspiratory ... and bronchi - Expiratory ... differential #diagnosis #causes