109 results
Acute Pharyngitis: Differential Diagnosis
Infectious:
 • Respiratory viruses (25-45%)
 • Group A Strep (5-15%)
 • Other bacteria:
: Differential Diagnosis ... Infectious: • Respiratory ... Vocal strain • Trauma ... disorders: Kawasaki disease ... #Differential #
Stridor - Differential Diagnosis Framework:
High-pitched, variable respiratory sound

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
Stridor - Differential ... Diagnosis Framework ... Retropharyngeal abscess • Acute ... Ludwig's angina Trauma ... #pulmonary #airway
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Adult-Onset Still's ... fraction < 20% Differential ... Diaqnoses: • ... Complications: MAS ... hepatitis • Pulmonary
Diffuse Acute Abdominal Pain (<72 hours) - Differential Diagnostic Algorithm
Look for surgical abdomen
Upper quadrant: R/O cardiac,
Diffuse Acute Abdominal ... Diagnostic Algorithm ... : R/O cardiac, pulmonary ... Musculoskeletal • Trauma ... Irritable bowel syndrome
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
pneumonia (COP), Respiratory ... pneumonia (DIP), Acute ... Churg Strauss syndrome ... #ILD #diagnosis ... #differential #
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
important, as early diagnosis ... • Acute disseminated ... #neurology #inflammatory ... #differential # ... diagnosis
Causes of Generalized Edema - Differential Diagnosis Algorithm
Overfill (Increased renal sodium retention, Urine Na > 40meq/L)
Generalized Edema - Differential ... Diagnosis Algorithm ... • Sepsis • Acute ... Respiratory Distress ... • Burns/Trauma
Causes of Encephalopathy - Differential Diagnosis Algorithm
Hyperacute:
 - Primary Neurologic: Vascular (IS, ICH), Seizure, Migraine, Trauma
Diagnosis Algorithm ... Seizure, Migraine, Trauma ... encephalopathy Acute ... paraneoplastic syndromes ... neurocognitive disease
Differential Diagnosis - Noninfectious Causes of Fever

CRITICAL DIAGNOSES:
 - Acute myocardial infarction
 - Pulmonary embolism or
Differential Diagnosis ... : - Acute myocardial ... infarction - Pulmonary ... Thyroid storm - Acute ... - Sickle cell disease
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Hyponatremia - Differential ... Diagnosis Algorithm ... trauma • Drugs ... • Pulmonary pathology ... #Differential #