17 results
Microbial Etiology of Acute Pharyngitis - IDSA
Bacterial
 • Group A streptococcus - Pharyngotonsillitis, scarlet fever
 •
Pharyngitis - IDSA ... necrophorum - Lemierre’s syndrome ... Primary acute HIV ... #differential #causes ... #bacteria #microbiology
Antibiotic Options for Treating MRSA Infections

PO: Doxycycline, Clindamycin, TMP-SMX, Linezolid
IV: Linezolid, Vancomycin, Ceftaroline, Daptomycin, Tigecycline

By Dr.
Treating MRSA Infections ... TMP-SMX, Linezolid IV ... #pharmacology #management ... #microbiology # ... medications
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
family history - Medications ... procedures - Infection ... Risks factor for HIV ... decreased PLT count: CBC ... changes), high MCV anemia
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
and petechiae Causes ... - Antithyroid medications ... Idiopathic • Infections ... - HIV • Immune ... hematology #diagnosis #management
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
ACTH-Dependent (Secondary):
 • Pituitary Dysfunction
 • Hypothalamic Dysfunction
ACTH-Independent (Primary):
Polyglandular Autoimmune Syndrome ... • Infectious: ... Disseminated Fungal, HIV ... Surgery, Radiation, Medication ... #endocrinology
Etiologies of Peripheral Neuropathy
 • Metabolic / Nutritional: DiabetesB12 deficiency, Uremia/ESRD, Hypothyroidism
 • Medication-induced: ART, Antibiotics,
Hypothyroidism • Medication-induced ... Chemotherapy • Infectious ... : HIV, Hepatitis ... Paraprotein-associated (POEMS syndrome ... differential #diagnosis #causes
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
autoimmune hemolytic anemia ... DDX - Other causes ... : • Nephrotic syndrome ... (Epstein-Barr syndrome ... , HIV) • Glucocorticoid
Adrenal Insufficiency - Diagnosis and Management Summary
Primary Adrenal Insufficiency:
Most Common Cause in the US: Autoimmune Adrenalitis
Other
Diagnosis and Management ... : TB, fungal infection ... , HIV, adrenoleukodystrophy ... hypophysitis, Sheehan's syndrome ... #Endocrinology
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
• Common Causes ... gastric acidity, medications ... • Labs: - CBC ... consider IM or IV ... Deficiency #diagnosis #management
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... • Most common cause ... Diagnosis: • CBC ... Leukocytosis, anemia ... #differential #causes