12 results
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Hypercalcemia - ... Hypocalciuric Hypercalcemia ... Low PTH: • Elevated ... Thiazides/Lithium #Hypercalcemia ... Algorithm #causes #endocrinology
Multiple Endocrine Neoplasias (MEN syndromes) 

MEN I
• Hyperparathyroidism 
• Hypercalcemia 
• Possible ZE syndrome 
• Various
Hyperparathyroidism • Hypercalcemia ... Hyperparathyroidism • Hypercalcemia ... MultipleEndocrineNeoplasia #Differential ... #Endocrinology ... #Classification
Hypercalcemia Evaluation
1) Clinical clues
 - Is the patient symptomatic?
 - Family history?
 - Have you done
Hypercalcemia Evaluation ... FeCa <1 %) - Low ... BrighamChiefs #Hypercalcemia ... #workup #differential ... #diagnosis #endocrinology
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... #Differential # ... Diagnosis #Low # ... Potassium #Table ... #Classification
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Insufficiency Differential ... hyponatremia, hyperkalemia ... Baseline plasma ACTH Low ... insufficiency • Low ... Diagnosis #Algorithm #endocrinology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
abnormalities - Hypercalcemia ... - Hypokalemia ... Hypomagnesemia #Differential ... #Diagnosis #Low ... Magnesium #Table #Classification
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Heat Stroke - Differential ... Loss of sodium/Potassium ... blisters on the skin ... Pale and sweaty skin ... - Hyperkalemia
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
Diagnosis: • ↓ Low ... ↑ T3 - Mild hypercalcemia ... Thickening of skin ... causes #diagnosis #differential ... #endocrinology
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
Causes of Hyperkalemia ... axis; T risk of hyperkalemia ... antiphospholipid syndrome #Hyperkalemia ... #Differential # ... #Classification
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
Hypocalcemia ... , Hyperkalemia: ... products contain potassium ... Hypothermia: Due to low ... infections with skin