50 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
Diagnosis Algorithm ... papilledema • Horner ... syndrome, history ... ) • Systemic symptoms ... lesion • CNS infection
NINDS Diagnostic Criteria for Guillain Barre Syndrome 
Features Required for Guillain-Barré Syndrome:
 • Progressive muscle weakness
Criteria for Guillain ... , Mild sensory symptoms ... or signs, Cranial ... Recent diphtheritic infection ... #diagnosis #criteria
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... ) - HELLP syndrome ... Hemolytic uremic syndrome ... Extravascular #Causes #differential ... #diagnosis #hematology
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Diagnosis Framework ... Nutritional: B12, copper ... infiltration: malignancy, infection ... antiphospholipid syndrome ... #hematology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
drug reaction, infection ... organ-specific signs ... or symptoms (eg ... Disorders #Algorithm #Differential ... #diagnosis #hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin Syndrome ... - Due to Viral infection ... younger pts) Differential ... hemolytic #anemia #hematology ... #diagnosis
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Knee Effusions - Differential ... Diagnosis Framework ... Effusions: - Hematologic ... #diagnosis #msk ... #physicalexam
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Fever Patterns - Differential ... Diagnosis Framework ... Brucellosis Faget's Sign ... Fever #Patterns #Differential ... #Diagnosis #intermittent
Hemophagocytic Lymphohistiocytosis (HLH)
Definition: Overwhelming clinical syndrome associated with excessive macrophage activation and cytokine storm due to
Overwhelming clinical syndrome ... : HLH signs and ... symptoms can mimic ... common infections ... management #treatment #hematology
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Diffuse and Focal) Differential ... Diagnosis Algorithm ... • Loose anagen syndrome ... deficiency • Copper ... #Differential #