62 results
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Sleep Deprivation (Eg ... • Neurologic ... Disorders (Eg. ... • Medications (Eg ... • Drug Abuse (Eg
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Diagnosis HEMODYNAMIC ... vasoconstriction (e.g ... inhibitors, hepatorenal syndrome ... thromboembolism, renal ... #Diagnosis #nephrology
Causes of Sudden Unexpected Death in Infancy (SUDI) - Differential Diagnosis Algorithm
Congenital Anomaly / Disorder:
 •
Arrhythmia • Neurologic ... Anomaly • Pulmonary ... Accidental* Other: • Acute ... Sudden Infant Death Syndrome ... #Causes #Peds #
Causes of Developmental Delay - Differential Diagnosis Algorithm
Isolated Domain Delay - Reduced Respiratory Drive:
 • Cognitive
Developmental Delay - Differential ... Diagnosis Algorithm ... (e.g. ... • Mechanical (e.g ... #Causes #Peds #
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Diagnosis GI losses ... (e.g. sarcoidosis ... - Medications (e.g ... diseases (e.g. ... #Diagnosis #Table
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Cirrhosis Syndrome ... - Malignancy (e.g ... CNS pathology (e.g ... pathology (e.g. ... #Diagnosis #Table
Diffuse Acute Abdominal Pain (<72 hours) - Differential Diagnostic Algorithm
Look for surgical abdomen
Upper quadrant: R/O cardiac,
Diffuse Acute Abdominal ... : R/O cardiac, pulmonary ... , renal, musculoskeletal ... Metabolic disease (e.g ... Irritable bowel syndrome
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Metabolic • Renal ... Disease Neurologic ... • Drug Abuse (e.g ... • Somatization Disorder ... Chronic Fatigue Syndrome
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Polyneuropathy, Acute ... polyneuropathy (e.g ... Testing #Causes #differential ... #diagnosis #table ... #neurology
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
Endemic Fungi (e.g ... - Zoonotic (e.g ... Immunologic disorders ... Eosinophilic PNA (acute ... #pulmonary #differential