11 results
Primary Dermatologic Nail Disorders - Differential Diagnosis Algorithm
Nail Plate - Pitting
 • Psoriasis
 • Alopecia Areata
Nail
Primary Dermatologic ... Nail Disorders - Differential ... Under Nails • Drug-Induced ... #Differential # ... Diagnosis #Algorithm #causes
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
Malignant, Autoimmune, Drug-related ... pancreatitis), Drug ... to Treatment: Drug ... (ie SJS, DIHS, drug ... Difficile, COVID
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... leakage of RBC's secondary ... Causes: - Drug ... spotted fever • Drug ... #nonpalpable #dermatology
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Diffuse and Focal) Differential ... Vitamin A Excess - Drugs ... • Hyperthyroid drugs ... HairLoss #Alopecia #dermatology ... #Differential #
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
renal disease Drugs ... - Primary or secondary ... #diagnosis #differential ... #medications #drugs ... #pharmacology #
Idiopathic CD4 Lymphopenia (ICL) / Lymphocytopenia 

DIAGNOSTIC CRITERIA FOR ICL
 • Persistent CD4 T-cell lymphopenia
 •
underlying primary or secondary ... ) • Drugs (corticosteroids ... ICL #diagnosis #hematology ... #Differential # ... Causes #lymphocytopenia
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Arterial Thrombosis - Differential ... • Intravenous Drug ... Pregnancy • Drugs ... Liver, IBD • COVID ... #differential #
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
• Screen for secondary ... (common causes ... asthma, allergy, drug ... Disorders #Algorithm #Differential ... #diagnosis #hematology
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
- Polycythemia Differential ... Polycythemia Vera Secondary ... Polycythemia - Acquired Causes ... , Testosterone/drug ... Diagnosis #Algorithm #hematology
Causes of Neutropenia - Differential Diagnosis
Neonate:
 - Infection - by far the most common cause
 -
- Differential ... hypertension and/or drug ... Idiosyncratic drug ... Idiosyncratic drug ... #hematology