35 results
Cystic Lung Disease
Upper Lobe Predominant: 
Langerhans Cell Histiocytosis, Pneumocystis Jiroveci, Hypersensitivity Pneumonitis, Neurofibromatosis Type 1, Paracoccidioidomycosis,
Ehlers-danlos Syndrome ... Amyloidosis, Proteus Syndrome ... Birt-Hogg-Dubé Syndrome ... , Lymphocytic Interstitial ... differential #diagnosis #causes
Hyperthyroidism - Differential Diagnosis Algorithm
High/Normal Radioiodine Uptake
 - Autoimmune Thyroid Disease:
    • Grave's
Autoimmune Thyroid Disease ... • Grave's Disease ... Granulomatous • Lymphocytic ... Diagnosis #Algorithm #endocrinology ... #causes
Causes of Hypercalcemia
Parathyroid hormone–dependent
Primary hyperparathyroidism
Familial hypocalciuric hypercalcemia
Lithium-associated
Tertiary hyperparathyroidism
Genetic disorders (e.g., multiple endocrine neoplasia type 1 or
Causes of Hypercalcemia ... Granulomatous disease ... - Williams syndrome ... Hypercalcemia #Causes ... Differential #Diagnosis #Endocrinology
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Causes of Hypercalcemia ... failure, Addison's disease ... calcium)-alkali syndrome ... Hypercalcemia #Causes ... calcium #high #endocrinology
Hirsutism & Virilization - Differential Diagnosis Algorithm
ADRENAL EXCESS
Ovarian
 • Polycystic Ovarian Syndrome
 • Hyperthecosis
 • Tumor
Adrenal
Polycystic Ovarian Syndrome ... • Cushing's Syndrome ... Obesity • Liver Disease ... Diagnosis #Algorithm #endocrinology ... #causes
Causes of Hypercalcemia due to increased Vitamin D levels
 • The BIG 3:
Causes of Hypercalcemia ... granulomatous diseases ... vasculitis, Crohn's disease ... Genetic: Williams syndrome ... differential #diagnosis #endocrinology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Leukemia): • Lymphocytes ... extramedullary disease ... -> AML: Blast crises ... develop leukostasis syndrome ... • Tumor lysis syndrome
Causes of Peptic Ulcer Disease
 • H. Pylori
 • NSAIDs
 • Gastric adenocarcinoma
 • Gastric lymphoma
Causes of Peptic ... Ulcer Disease ... Zollinger-Ellison syndrome ... eosinophilic and lymphocytic ... #Causes #differential
Adrenal Insufficiency - Diagnosis and Management Summary
Primary Adrenal Insufficiency:
Most Common Cause in the US: Autoimmune Adrenalitis
Other
or metastatic disease ... , infiltrative diseases ... point inhibitors, lymphocytic ... hypophysitis, Sheehan's syndrome ... Diagnosis #Management #Endocrinology
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
ACTH-Dependent (Secondary):
 • Pituitary Dysfunction
 • Hypothalamic Dysfunction
ACTH-Independent (Primary):
Causes of Adrenal ... Polyglandular Autoimmune Syndrome ... Granulomatous Disease ... Diagnosis #Algorithm #Causes ... #endocrinology