112 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... /HCV testing - ... K), H. pylori test ... not required in all ... #hematology
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
susceptibility testing ... the preferred test ... the workup • Test ... HIV, Chlamydia ... Distal joints, knees
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... abnormal) in nearly all ... with a central cause ... #Diagnosis #PhysicalExam ... #HeadImpulse #Testing
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Mnemonic NO cause ... Sarcoidosis or Lofgren's syndrome ... Viral: HSV, EBV, HIV ... #Differential #Diagnosis ... #Dermatology #SkinRash
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
- Differential Diagnosis ... present on repeat testing ... including overnight testing ... • Fanconi's syndrome ... #Differential #Diagnosis
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential Diagnosis ... Effusions: - Hematologic ... #Effusions #causes ... #differential #diagnosis
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
- Differential Diagnosis ... and Screening Testing ... • Cushing’s syndrome ... Mineralocorticoid excess syndromes ... #Differential #Diagnosis
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... - Differential Diagnosis ... Quinidine • HIT ... Non-lmmune: • HELLP Syndrome ... #Hematology
Algorithm regarding the diagnosis and treatment of Hereditary Hemochromatosis HH. 

Step 1: In the patient with
regarding the diagnosis ... initial screening test ... elevated, HFE gene testing ... Step 3: All patients ... including liver and hematologic
Acute Retroviral Syndrome
Acute Retroviral Syndrome is the symptomatic presentation of acute human immunodeficiency virus infection

 •
elevation • Nausea ... 14%), in which case ... Viral hepatitis Diagnosis ... acquisition in which no diagnostic ... #HIV #diagnosis