30 results
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Shift Work) Sleep ... • Neurologic ... Disorders (Eg. ... • Medications (Eg ... Excessive #Daytime #Fatigue
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Obstructive Pulmonary ... Disease Neurologic ... • Drug Abuse (e.g ... • Somatization Disorder ... #Chronic #Fatigue
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 ... renal diseases (e.g ... #Diagnosis #Table
Causes of Constipation - Differential Diagnosis Framework
 • Motility: Diet, IBS-C, Colonic inertia, Pelvic floor disorders,
Constipation - Differential ... Diagnosis Framework ... , Pelvic floor disorders ... Calcium supplements, etc ... disease, Anal pain (e.g
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 ... PNA (acute or chronic ... #pulmonary #differential
Mesenteric Ischemia - Differential Diagnostic Schema
Chronic: ASCVD, Venous, Vasculitides 5% (PAN, [E]GPA, IgA, MPA)
Acute
 - Venous
Diagnostic Schema ... Chronic: ASCVD, ... Vasculitides 5% (PAN, [E]GPA ... Thrombus, 1° clotting disorder ... inflammation (e.g
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential ... Diagnosis and Workup ... function test, ANA (e.g ... (CVID, WAS), (neurologic ... #Differential #
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
: • Acute or chronic ... joint trauma (e.g ... rheumatology #approach #workup ... #differential # ... diagnosis #arthritis
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... not be subtle e.g ... . extreme fatigue ... very remarkable w/differential ... E.g. 80 yo ESR cutoff
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
deficiency anemia, Chronic ... Chemotherapy (e.g ... Unstable hemoglobin disorders ... RBC #Morphology #differential ... #diagnosis #hematology